Home / 15,895.92-23,855.79-5,909.88

Finding the Fourth Proportional to 15,895.92, 23,855.79 and 5,909.88

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Solution

The fourth proportional to 15,895.92, 23,855.79 and 5,909.88 is: 8,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895.92 : 23,855.79 = 5,909.88 : x
  2. Step 2: Convert to fraction form
    15,895.92/23,855.79 = 5,909.88/x
  3. Step 3: Cross multiply
    15,895.92x = 23,855.79 × 5,909.88
  4. Step 4: Simplify right side
    15,895.92x = 140,984,856.21
  5. Step 5: Solve for x
    x = 140,984,856.21/15,895.92
  6. Step 6: Final answer
    x = 8,869.25

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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.