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Finding the Fourth Proportional to 14,573.52, 21,860.28 and 6,248.16

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Solution

The fourth proportional to 14,573.52, 21,860.28 and 6,248.16 is: 9,372.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573.52 : 21,860.28 = 6,248.16 : x
  2. Step 2: Convert to fraction form
    14,573.52/21,860.28 = 6,248.16/x
  3. Step 3: Cross multiply
    14,573.52x = 21,860.28 × 6,248.16
  4. Step 4: Simplify right side
    14,573.52x = 136,586,527.08
  5. Step 5: Solve for x
    x = 136,586,527.08/14,573.52
  6. Step 6: Final answer
    x = 9,372.24

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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.