Home / 41,031-61,555.18-13,331.16

Finding the Fourth Proportional to 41,031, 61,555.18 and 13,331.16

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Solution

The fourth proportional to 41,031, 61,555.18 and 13,331.16 is: 19,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,031 : 61,555.18 = 13,331.16 : x
  2. Step 2: Convert to fraction form
    41,031/61,555.18 = 13,331.16/x
  3. Step 3: Cross multiply
    41,031x = 61,555.18 × 13,331.16
  4. Step 4: Simplify right side
    41,031x = 820,601,953.41
  5. Step 5: Solve for x
    x = 820,601,953.41/41,031
  6. Step 6: Final answer
    x = 19,999.56

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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.