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Finding the Fourth Proportional to 17,611.55, 24,304.88 and 9,654.11

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Solution

The fourth proportional to 17,611.55, 24,304.88 and 9,654.11 is: 13,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.55 : 24,304.88 = 9,654.11 : x
  2. Step 2: Convert to fraction form
    17,611.55/24,304.88 = 9,654.11/x
  3. Step 3: Cross multiply
    17,611.55x = 24,304.88 × 9,654.11
  4. Step 4: Simplify right side
    17,611.55x = 234,641,992.86
  5. Step 5: Solve for x
    x = 234,641,992.86/17,611.55
  6. Step 6: Final answer
    x = 13,323.19

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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.