Home / 36,387.59-50,210.82-20,471.72

Finding the Fourth Proportional to 36,387.59, 50,210.82 and 20,471.72

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Solution

The fourth proportional to 36,387.59, 50,210.82 and 20,471.72 is: 28,248.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.59 : 50,210.82 = 20,471.72 : x
  2. Step 2: Convert to fraction form
    36,387.59/50,210.82 = 20,471.72/x
  3. Step 3: Cross multiply
    36,387.59x = 50,210.82 × 20,471.72
  4. Step 4: Simplify right side
    36,387.59x = 1,027,901,596.96
  5. Step 5: Solve for x
    x = 1,027,901,596.96/36,387.59
  6. Step 6: Final answer
    x = 28,248.69

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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.