Home / 17,990.03-24,841.92-11,287.18

Finding the Fourth Proportional to 17,990.03, 24,841.92 and 11,287.18

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Solution

The fourth proportional to 17,990.03, 24,841.92 and 11,287.18 is: 15,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990.03 : 24,841.92 = 11,287.18 : x
  2. Step 2: Convert to fraction form
    17,990.03/24,841.92 = 11,287.18/x
  3. Step 3: Cross multiply
    17,990.03x = 24,841.92 × 11,287.18
  4. Step 4: Simplify right side
    17,990.03x = 280,395,295.96
  5. Step 5: Solve for x
    x = 280,395,295.96/17,990.03
  6. Step 6: Final answer
    x = 15,586.15

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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.