Home / 14,709.20-20,295.43-8,335.24

Finding the Fourth Proportional to 14,709.20, 20,295.43 and 8,335.24

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Solution

The fourth proportional to 14,709.20, 20,295.43 and 8,335.24 is: 11,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,709.20 : 20,295.43 = 8,335.24 : x
  2. Step 2: Convert to fraction form
    14,709.20/20,295.43 = 8,335.24/x
  3. Step 3: Cross multiply
    14,709.20x = 20,295.43 × 8,335.24
  4. Step 4: Simplify right side
    14,709.20x = 169,167,208.38
  5. Step 5: Solve for x
    x = 169,167,208.38/14,709.20
  6. Step 6: Final answer
    x = 11,500.78

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Half scale
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Double scale
Find fourth proportional to 14,710.20, 20,296.81 and 8,336.24
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.