Home / 15,437.12-23,158.12-5,575.38

Finding the Fourth Proportional to 15,437.12, 23,158.12 and 5,575.38

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Solution

The fourth proportional to 15,437.12, 23,158.12 and 5,575.38 is: 8,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.12 : 23,158.12 = 5,575.38 : x
  2. Step 2: Convert to fraction form
    15,437.12/23,158.12 = 5,575.38/x
  3. Step 3: Cross multiply
    15,437.12x = 23,158.12 × 5,575.38
  4. Step 4: Simplify right side
    15,437.12x = 129,115,319.09
  5. Step 5: Solve for x
    x = 129,115,319.09/15,437.12
  6. Step 6: Final answer
    x = 8,363.95

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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.