Home / 16,434.76-22,680.90-9,363.48

Finding the Fourth Proportional to 16,434.76, 22,680.90 and 9,363.48

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Solution

The fourth proportional to 16,434.76, 22,680.90 and 9,363.48 is: 12,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,434.76 : 22,680.90 = 9,363.48 : x
  2. Step 2: Convert to fraction form
    16,434.76/22,680.90 = 9,363.48/x
  3. Step 3: Cross multiply
    16,434.76x = 22,680.90 × 9,363.48
  4. Step 4: Simplify right side
    16,434.76x = 212,372,153.53
  5. Step 5: Solve for x
    x = 212,372,153.53/16,434.76
  6. Step 6: Final answer
    x = 12,922.13

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Double scale
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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.