Home / 15,711.12-23,565.96-4,618.08

Finding the Fourth Proportional to 15,711.12, 23,565.96 and 4,618.08

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Solution

The fourth proportional to 15,711.12, 23,565.96 and 4,618.08 is: 6,926.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,711.12 : 23,565.96 = 4,618.08 : x
  2. Step 2: Convert to fraction form
    15,711.12/23,565.96 = 4,618.08/x
  3. Step 3: Cross multiply
    15,711.12x = 23,565.96 × 4,618.08
  4. Step 4: Simplify right side
    15,711.12x = 108,829,488.56
  5. Step 5: Solve for x
    x = 108,829,488.56/15,711.12
  6. Step 6: Final answer
    x = 6,926.91

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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.