Home / 14,832.17-20,468.22-8,117.74

Finding the Fourth Proportional to 14,832.17, 20,468.22 and 8,117.74

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Solution

The fourth proportional to 14,832.17, 20,468.22 and 8,117.74 is: 11,202.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,832.17 : 20,468.22 = 8,117.74 : x
  2. Step 2: Convert to fraction form
    14,832.17/20,468.22 = 8,117.74/x
  3. Step 3: Cross multiply
    14,832.17x = 20,468.22 × 8,117.74
  4. Step 4: Simplify right side
    14,832.17x = 166,155,688.22
  5. Step 5: Solve for x
    x = 166,155,688.22/14,832.17
  6. Step 6: Final answer
    x = 11,202.39

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Half scale
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Double scale
Find fourth proportional to 14,833.17, 20,469.60 and 8,118.74
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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.