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Finding the Fourth Proportional to 17,589.72, 24,274.08 and 9,631.92

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Solution

The fourth proportional to 17,589.72, 24,274.08 and 9,631.92 is: 13,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,589.72 : 24,274.08 = 9,631.92 : x
  2. Step 2: Convert to fraction form
    17,589.72/24,274.08 = 9,631.92/x
  3. Step 3: Cross multiply
    17,589.72x = 24,274.08 × 9,631.92
  4. Step 4: Simplify right side
    17,589.72x = 233,805,996.63
  5. Step 5: Solve for x
    x = 233,805,996.63/17,589.72
  6. Step 6: Final answer
    x = 13,292.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.