Home / 14,489.76-21,732.66-4,627.92

Finding the Fourth Proportional to 14,489.76, 21,732.66 and 4,627.92

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Solution

The fourth proportional to 14,489.76, 21,732.66 and 4,627.92 is: 6,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.76 : 21,732.66 = 4,627.92 : x
  2. Step 2: Convert to fraction form
    14,489.76/21,732.66 = 4,627.92/x
  3. Step 3: Cross multiply
    14,489.76x = 21,732.66 × 4,627.92
  4. Step 4: Simplify right side
    14,489.76x = 100,577,011.87
  5. Step 5: Solve for x
    x = 100,577,011.87/14,489.76
  6. Step 6: Final answer
    x = 6,941.25

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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.