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Finding the Fourth Proportional to 17,559.52, 24,232.90 and 9,905.36

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Solution

The fourth proportional to 17,559.52, 24,232.90 and 9,905.36 is: 13,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,559.52 : 24,232.90 = 9,905.36 : x
  2. Step 2: Convert to fraction form
    17,559.52/24,232.90 = 9,905.36/x
  3. Step 3: Cross multiply
    17,559.52x = 24,232.90 × 9,905.36
  4. Step 4: Simplify right side
    17,559.52x = 240,035,634.16
  5. Step 5: Solve for x
    x = 240,035,634.16/17,559.52
  6. Step 6: Final answer
    x = 13,669.83

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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.