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Finding the Fourth Proportional to 21,617.60, 32,425.92 and 6,034.88

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Solution

The fourth proportional to 21,617.60, 32,425.92 and 6,034.88 is: 9,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,617.60 : 32,425.92 = 6,034.88 : x
  2. Step 2: Convert to fraction form
    21,617.60/32,425.92 = 6,034.88/x
  3. Step 3: Cross multiply
    21,617.60x = 32,425.92 × 6,034.88
  4. Step 4: Simplify right side
    21,617.60x = 195,686,536.09
  5. Step 5: Solve for x
    x = 195,686,536.09/21,617.60
  6. Step 6: Final answer
    x = 9,052.19

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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.