Home / 41,115.06-61,631.46-18,944.46

Finding the Fourth Proportional to 41,115.06, 61,631.46 and 18,944.46

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Solution

The fourth proportional to 41,115.06, 61,631.46 and 18,944.46 is: 28,397.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,115.06 : 61,631.46 = 18,944.46 : x
  2. Step 2: Convert to fraction form
    41,115.06/61,631.46 = 18,944.46/x
  3. Step 3: Cross multiply
    41,115.06x = 61,631.46 × 18,944.46
  4. Step 4: Simplify right side
    41,115.06x = 1,167,574,728.71
  5. Step 5: Solve for x
    x = 1,167,574,728.71/41,115.06
  6. Step 6: Final answer
    x = 28,397.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.