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Finding the Fourth Proportional to 17,487.31, 24,132.44 and 9,529.51

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Solution

The fourth proportional to 17,487.31, 24,132.44 and 9,529.51 is: 13,150.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.31 : 24,132.44 = 9,529.51 : x
  2. Step 2: Convert to fraction form
    17,487.31/24,132.44 = 9,529.51/x
  3. Step 3: Cross multiply
    17,487.31x = 24,132.44 × 9,529.51
  4. Step 4: Simplify right side
    17,487.31x = 229,970,400.16
  5. Step 5: Solve for x
    x = 229,970,400.16/17,487.31
  6. Step 6: Final answer
    x = 13,150.71

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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.