Home / 15,166.38-22,731.42-9,903.91

Finding the Fourth Proportional to 15,166.38, 22,731.42 and 9,903.91

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Solution

The fourth proportional to 15,166.38, 22,731.42 and 9,903.91 is: 14,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,166.38 : 22,731.42 = 9,903.91 : x
  2. Step 2: Convert to fraction form
    15,166.38/22,731.42 = 9,903.91/x
  3. Step 3: Cross multiply
    15,166.38x = 22,731.42 × 9,903.91
  4. Step 4: Simplify right side
    15,166.38x = 225,129,937.85
  5. Step 5: Solve for x
    x = 225,129,937.85/15,166.38
  6. Step 6: Final answer
    x = 14,844.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.