Home / 25,469.28-38,191.40-14,959.76

Finding the Fourth Proportional to 25,469.28, 38,191.40 and 14,959.76

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Solution

The fourth proportional to 25,469.28, 38,191.40 and 14,959.76 is: 22,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,469.28 : 38,191.40 = 14,959.76 : x
  2. Step 2: Convert to fraction form
    25,469.28/38,191.40 = 14,959.76/x
  3. Step 3: Cross multiply
    25,469.28x = 38,191.40 × 14,959.76
  4. Step 4: Simplify right side
    25,469.28x = 571,334,178.06
  5. Step 5: Solve for x
    x = 571,334,178.06/25,469.28
  6. Step 6: Final answer
    x = 22,432.29

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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.