Home / 40,314.12-55,636.92-22,412.04

Finding the Fourth Proportional to 40,314.12, 55,636.92 and 22,412.04

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Solution

The fourth proportional to 40,314.12, 55,636.92 and 22,412.04 is: 30,930.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314.12 : 55,636.92 = 22,412.04 : x
  2. Step 2: Convert to fraction form
    40,314.12/55,636.92 = 22,412.04/x
  3. Step 3: Cross multiply
    40,314.12x = 55,636.92 × 22,412.04
  4. Step 4: Simplify right side
    40,314.12x = 1,246,936,876.52
  5. Step 5: Solve for x
    x = 1,246,936,876.52/40,314.12
  6. Step 6: Final answer
    x = 30,930.52

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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.