Home / 15,412.97-23,119.31-4,882.97

Finding the Fourth Proportional to 15,412.97, 23,119.31 and 4,882.97

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Solution

The fourth proportional to 15,412.97, 23,119.31 and 4,882.97 is: 7,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412.97 : 23,119.31 = 4,882.97 : x
  2. Step 2: Convert to fraction form
    15,412.97/23,119.31 = 4,882.97/x
  3. Step 3: Cross multiply
    15,412.97x = 23,119.31 × 4,882.97
  4. Step 4: Simplify right side
    15,412.97x = 112,890,793.76
  5. Step 5: Solve for x
    x = 112,890,793.76/15,412.97
  6. Step 6: Final answer
    x = 7,324.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.