Home / 17,988.35-24,839.60-11,285.51

Finding the Fourth Proportional to 17,988.35, 24,839.60 and 11,285.51

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Solution

The fourth proportional to 17,988.35, 24,839.60 and 11,285.51 is: 15,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988.35 : 24,839.60 = 11,285.51 : x
  2. Step 2: Convert to fraction form
    17,988.35/24,839.60 = 11,285.51/x
  3. Step 3: Cross multiply
    17,988.35x = 24,839.60 × 11,285.51
  4. Step 4: Simplify right side
    17,988.35x = 280,327,373.57
  5. Step 5: Solve for x
    x = 280,327,373.57/17,988.35
  6. Step 6: Final answer
    x = 15,583.83

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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.