Home / 16,908.38-23,332.92-9,355.03

Finding the Fourth Proportional to 16,908.38, 23,332.92 and 9,355.03

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Solution

The fourth proportional to 16,908.38, 23,332.92 and 9,355.03 is: 12,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.38 : 23,332.92 = 9,355.03 : x
  2. Step 2: Convert to fraction form
    16,908.38/23,332.92 = 9,355.03/x
  3. Step 3: Cross multiply
    16,908.38x = 23,332.92 × 9,355.03
  4. Step 4: Simplify right side
    16,908.38x = 218,280,108.26
  5. Step 5: Solve for x
    x = 218,280,108.26/16,908.38
  6. Step 6: Final answer
    x = 12,909.59

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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.