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Finding the Fourth Proportional to 14,574.52, 21,861.78 and 6,249.16

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Solution

The fourth proportional to 14,574.52, 21,861.78 and 6,249.16 is: 9,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.52 : 21,861.78 = 6,249.16 : x
  2. Step 2: Convert to fraction form
    14,574.52/21,861.78 = 6,249.16/x
  3. Step 3: Cross multiply
    14,574.52x = 21,861.78 × 6,249.16
  4. Step 4: Simplify right side
    14,574.52x = 136,617,761.10
  5. Step 5: Solve for x
    x = 136,617,761.10/14,574.52
  6. Step 6: Final answer
    x = 9,373.74

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Similar ratio
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1.5x scale

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.