Home / 14,909.76-22,374.86-6,144.61

Finding the Fourth Proportional to 14,909.76, 22,374.86 and 6,144.61

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Solution

The fourth proportional to 14,909.76, 22,374.86 and 6,144.61 is: 9,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.76 : 22,374.86 = 6,144.61 : x
  2. Step 2: Convert to fraction form
    14,909.76/22,374.86 = 6,144.61/x
  3. Step 3: Cross multiply
    14,909.76x = 22,374.86 × 6,144.61
  4. Step 4: Simplify right side
    14,909.76x = 137,484,788.50
  5. Step 5: Solve for x
    x = 137,484,788.50/14,909.76
  6. Step 6: Final answer
    x = 9,221.13

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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.