Home / 15,909.08-23,859.56-6,551.69

Finding the Fourth Proportional to 15,909.08, 23,859.56 and 6,551.69

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Solution

The fourth proportional to 15,909.08, 23,859.56 and 6,551.69 is: 9,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909.08 : 23,859.56 = 6,551.69 : x
  2. Step 2: Convert to fraction form
    15,909.08/23,859.56 = 6,551.69/x
  3. Step 3: Cross multiply
    15,909.08x = 23,859.56 × 6,551.69
  4. Step 4: Simplify right side
    15,909.08x = 156,320,337.74
  5. Step 5: Solve for x
    x = 156,320,337.74/15,909.08
  6. Step 6: Final answer
    x = 9,825.86

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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.