Home / 40,299.52-55,613.64-22,396.20

Finding the Fourth Proportional to 40,299.52, 55,613.64 and 22,396.20

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Solution

The fourth proportional to 40,299.52, 55,613.64 and 22,396.20 is: 30,906.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,299.52 : 55,613.64 = 22,396.20 : x
  2. Step 2: Convert to fraction form
    40,299.52/55,613.64 = 22,396.20/x
  3. Step 3: Cross multiply
    40,299.52x = 55,613.64 × 22,396.20
  4. Step 4: Simplify right side
    40,299.52x = 1,245,534,204.17
  5. Step 5: Solve for x
    x = 1,245,534,204.17/40,299.52
  6. Step 6: Final answer
    x = 30,906.92

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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.