Home / 25,581.56-38,381.52-8,946.17

Finding the Fourth Proportional to 25,581.56, 38,381.52 and 8,946.17

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Solution

The fourth proportional to 25,581.56, 38,381.52 and 8,946.17 is: 13,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,581.56 : 38,381.52 = 8,946.17 : x
  2. Step 2: Convert to fraction form
    25,581.56/38,381.52 = 8,946.17/x
  3. Step 3: Cross multiply
    25,581.56x = 38,381.52 × 8,946.17
  4. Step 4: Simplify right side
    25,581.56x = 343,367,602.78
  5. Step 5: Solve for x
    x = 343,367,602.78/25,581.56
  6. Step 6: Final answer
    x = 13,422.47

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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.