Home / 16,909.62-23,337.12-9,839.94

Finding the Fourth Proportional to 16,909.62, 23,337.12 and 9,839.94

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Solution

The fourth proportional to 16,909.62, 23,337.12 and 9,839.94 is: 13,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.62 : 23,337.12 = 9,839.94 : x
  2. Step 2: Convert to fraction form
    16,909.62/23,337.12 = 9,839.94/x
  3. Step 3: Cross multiply
    16,909.62x = 23,337.12 × 9,839.94
  4. Step 4: Simplify right side
    16,909.62x = 229,635,860.57
  5. Step 5: Solve for x
    x = 229,635,860.57/16,909.62
  6. Step 6: Final answer
    x = 13,580.19

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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.