Home / 16,331.72-22,532.28-11,294.12

Finding the Fourth Proportional to 16,331.72, 22,532.28 and 11,294.12

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Solution

The fourth proportional to 16,331.72, 22,532.28 and 11,294.12 is: 15,582.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,331.72 : 22,532.28 = 11,294.12 : x
  2. Step 2: Convert to fraction form
    16,331.72/22,532.28 = 11,294.12/x
  3. Step 3: Cross multiply
    16,331.72x = 22,532.28 × 11,294.12
  4. Step 4: Simplify right side
    16,331.72x = 254,482,274.19
  5. Step 5: Solve for x
    x = 254,482,274.19/16,331.72
  6. Step 6: Final answer
    x = 15,582.09

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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.