Home / 18,104.62-24,981.33-10,147.18

Finding the Fourth Proportional to 18,104.62, 24,981.33 and 10,147.18

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Solution

The fourth proportional to 18,104.62, 24,981.33 and 10,147.18 is: 14,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.62 : 24,981.33 = 10,147.18 : x
  2. Step 2: Convert to fraction form
    18,104.62/24,981.33 = 10,147.18/x
  3. Step 3: Cross multiply
    18,104.62x = 24,981.33 × 10,147.18
  4. Step 4: Simplify right side
    18,104.62x = 253,490,052.15
  5. Step 5: Solve for x
    x = 253,490,052.15/18,104.62
  6. Step 6: Final answer
    x = 14,001.40

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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.