Home / 36,332.55-50,138.96-20,417.13

Finding the Fourth Proportional to 36,332.55, 50,138.96 and 20,417.13

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Solution

The fourth proportional to 36,332.55, 50,138.96 and 20,417.13 is: 28,175.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,332.55 : 50,138.96 = 20,417.13 : x
  2. Step 2: Convert to fraction form
    36,332.55/50,138.96 = 20,417.13/x
  3. Step 3: Cross multiply
    36,332.55x = 50,138.96 × 20,417.13
  4. Step 4: Simplify right side
    36,332.55x = 1,023,693,562.30
  5. Step 5: Solve for x
    x = 1,023,693,562.30/36,332.55
  6. Step 6: Final answer
    x = 28,175.66

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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.