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Finding the Fourth Proportional to 14,937.74, 22,409.04 and 5,581.02

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Solution

The fourth proportional to 14,937.74, 22,409.04 and 5,581.02 is: 8,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.74 : 22,409.04 = 5,581.02 : x
  2. Step 2: Convert to fraction form
    14,937.74/22,409.04 = 5,581.02/x
  3. Step 3: Cross multiply
    14,937.74x = 22,409.04 × 5,581.02
  4. Step 4: Simplify right side
    14,937.74x = 125,065,300.42
  5. Step 5: Solve for x
    x = 125,065,300.42/14,937.74
  6. Step 6: Final answer
    x = 8,372.44

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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.