Home / 44,305.18-66,452.91-13,138

Finding the Fourth Proportional to 44,305.18, 66,452.91 and 13,138

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Solution

The fourth proportional to 44,305.18, 66,452.91 and 13,138 is: 19,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,305.18 : 66,452.91 = 13,138 : x
  2. Step 2: Convert to fraction form
    44,305.18/66,452.91 = 13,138/x
  3. Step 3: Cross multiply
    44,305.18x = 66,452.91 × 13,138
  4. Step 4: Simplify right side
    44,305.18x = 873,058,331.58
  5. Step 5: Solve for x
    x = 873,058,331.58/44,305.18
  6. Step 6: Final answer
    x = 19,705.56

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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.