Home / 25,811.56-38,691.20-17,492.42

Finding the Fourth Proportional to 25,811.56, 38,691.20 and 17,492.42

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Solution

The fourth proportional to 25,811.56, 38,691.20 and 17,492.42 is: 26,220.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.56 : 38,691.20 = 17,492.42 : x
  2. Step 2: Convert to fraction form
    25,811.56/38,691.20 = 17,492.42/x
  3. Step 3: Cross multiply
    25,811.56x = 38,691.20 × 17,492.42
  4. Step 4: Simplify right side
    25,811.56x = 676,802,720.70
  5. Step 5: Solve for x
    x = 676,802,720.70/25,811.56
  6. Step 6: Final answer
    x = 26,220.91

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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.