Home / 43,876.16-60,486.12-31,279.04

Finding the Fourth Proportional to 43,876.16, 60,486.12 and 31,279.04

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Solution

The fourth proportional to 43,876.16, 60,486.12 and 31,279.04 is: 43,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,876.16 : 60,486.12 = 31,279.04 : x
  2. Step 2: Convert to fraction form
    43,876.16/60,486.12 = 31,279.04/x
  3. Step 3: Cross multiply
    43,876.16x = 60,486.12 × 31,279.04
  4. Step 4: Simplify right side
    43,876.16x = 1,891,947,766.92
  5. Step 5: Solve for x
    x = 1,891,947,766.92/43,876.16
  6. Step 6: Final answer
    x = 43,120.18

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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.