Home / 14,710.96-20,302.41-8,338.69

Finding the Fourth Proportional to 14,710.96, 20,302.41 and 8,338.69

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Solution

The fourth proportional to 14,710.96, 20,302.41 and 8,338.69 is: 11,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,710.96 : 20,302.41 = 8,338.69 : x
  2. Step 2: Convert to fraction form
    14,710.96/20,302.41 = 8,338.69/x
  3. Step 3: Cross multiply
    14,710.96x = 20,302.41 × 8,338.69
  4. Step 4: Simplify right side
    14,710.96x = 169,295,503.24
  5. Step 5: Solve for x
    x = 169,295,503.24/14,710.96
  6. Step 6: Final answer
    x = 11,508.12

Related Problems

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Half scale
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Double scale
Find fourth proportional to 14,711.96, 20,303.79 and 8,339.69
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.