Home / 17,487.07-24,131.55-9,529.09

Finding the Fourth Proportional to 17,487.07, 24,131.55 and 9,529.09

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Solution

The fourth proportional to 17,487.07, 24,131.55 and 9,529.09 is: 13,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.07 : 24,131.55 = 9,529.09 : x
  2. Step 2: Convert to fraction form
    17,487.07/24,131.55 = 9,529.09/x
  3. Step 3: Cross multiply
    17,487.07x = 24,131.55 × 9,529.09
  4. Step 4: Simplify right side
    17,487.07x = 229,951,711.79
  5. Step 5: Solve for x
    x = 229,951,711.79/17,487.07
  6. Step 6: Final answer
    x = 13,149.81

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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.