Home / 36,234.18-50,003.40-20,318.88

Finding the Fourth Proportional to 36,234.18, 50,003.40 and 20,318.88

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Solution

The fourth proportional to 36,234.18, 50,003.40 and 20,318.88 is: 28,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,234.18 : 50,003.40 = 20,318.88 : x
  2. Step 2: Convert to fraction form
    36,234.18/50,003.40 = 20,318.88/x
  3. Step 3: Cross multiply
    36,234.18x = 50,003.40 × 20,318.88
  4. Step 4: Simplify right side
    36,234.18x = 1,016,013,084.19
  5. Step 5: Solve for x
    x = 1,016,013,084.19/36,234.18
  6. Step 6: Final answer
    x = 28,040.18

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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.