Home / 16,330.87-22,531.28-9,523.36

Finding the Fourth Proportional to 16,330.87, 22,531.28 and 9,523.36

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Solution

The fourth proportional to 16,330.87, 22,531.28 and 9,523.36 is: 13,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,330.87 : 22,531.28 = 9,523.36 : x
  2. Step 2: Convert to fraction form
    16,330.87/22,531.28 = 9,523.36/x
  3. Step 3: Cross multiply
    16,330.87x = 22,531.28 × 9,523.36
  4. Step 4: Simplify right side
    16,330.87x = 214,573,490.70
  5. Step 5: Solve for x
    x = 214,573,490.70/16,330.87
  6. Step 6: Final answer
    x = 13,139.13

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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.