Home / 17,982.38-24,815.74-9,805.92

Finding the Fourth Proportional to 17,982.38, 24,815.74 and 9,805.92

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Solution

The fourth proportional to 17,982.38, 24,815.74 and 9,805.92 is: 13,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.38 : 24,815.74 = 9,805.92 : x
  2. Step 2: Convert to fraction form
    17,982.38/24,815.74 = 9,805.92/x
  3. Step 3: Cross multiply
    17,982.38x = 24,815.74 × 9,805.92
  4. Step 4: Simplify right side
    17,982.38x = 243,341,161.18
  5. Step 5: Solve for x
    x = 243,341,161.18/17,982.38
  6. Step 6: Final answer
    x = 13,532.20

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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.