Home / 40,310.76-55,620.27-22,402.02

Finding the Fourth Proportional to 40,310.76, 55,620.27 and 22,402.02

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Solution

The fourth proportional to 40,310.76, 55,620.27 and 22,402.02 is: 30,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.76 : 55,620.27 = 22,402.02 : x
  2. Step 2: Convert to fraction form
    40,310.76/55,620.27 = 22,402.02/x
  3. Step 3: Cross multiply
    40,310.76x = 55,620.27 × 22,402.02
  4. Step 4: Simplify right side
    40,310.76x = 1,246,006,400.95
  5. Step 5: Solve for x
    x = 1,246,006,400.95/40,310.76
  6. Step 6: Final answer
    x = 30,910.02

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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.