Home / 40,162.92-55,375.56-32,587.80

Finding the Fourth Proportional to 40,162.92, 55,375.56 and 32,587.80

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Solution

The fourth proportional to 40,162.92, 55,375.56 and 32,587.80 is: 44,931.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,162.92 : 55,375.56 = 32,587.80 : x
  2. Step 2: Convert to fraction form
    40,162.92/55,375.56 = 32,587.80/x
  3. Step 3: Cross multiply
    40,162.92x = 55,375.56 × 32,587.80
  4. Step 4: Simplify right side
    40,162.92x = 1,804,567,674.17
  5. Step 5: Solve for x
    x = 1,804,567,674.17/40,162.92
  6. Step 6: Final answer
    x = 44,931.19

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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.