Home / 28,581.06-39,517.08-25,034.06

Finding the Fourth Proportional to 28,581.06, 39,517.08 and 25,034.06

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Solution

The fourth proportional to 28,581.06, 39,517.08 and 25,034.06 is: 34,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,581.06 : 39,517.08 = 25,034.06 : x
  2. Step 2: Convert to fraction form
    28,581.06/39,517.08 = 25,034.06/x
  3. Step 3: Cross multiply
    28,581.06x = 39,517.08 × 25,034.06
  4. Step 4: Simplify right side
    28,581.06x = 989,272,951.74
  5. Step 5: Solve for x
    x = 989,272,951.74/28,581.06
  6. Step 6: Final answer
    x = 34,612.89

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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.