Home / 41,139.06-61,695.81-14,840.39

Finding the Fourth Proportional to 41,139.06, 61,695.81 and 14,840.39

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Solution

The fourth proportional to 41,139.06, 61,695.81 and 14,840.39 is: 22,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,139.06 : 61,695.81 = 14,840.39 : x
  2. Step 2: Convert to fraction form
    41,139.06/61,695.81 = 14,840.39/x
  3. Step 3: Cross multiply
    41,139.06x = 61,695.81 × 14,840.39
  4. Step 4: Simplify right side
    41,139.06x = 915,589,573.29
  5. Step 5: Solve for x
    x = 915,589,573.29/41,139.06
  6. Step 6: Final answer
    x = 22,255.97

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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.