Home / 43,990.83-60,708.11-25,128.09

Finding the Fourth Proportional to 43,990.83, 60,708.11 and 25,128.09

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Solution

The fourth proportional to 43,990.83, 60,708.11 and 25,128.09 is: 34,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,990.83 : 60,708.11 = 25,128.09 : x
  2. Step 2: Convert to fraction form
    43,990.83/60,708.11 = 25,128.09/x
  3. Step 3: Cross multiply
    43,990.83x = 60,708.11 × 25,128.09
  4. Step 4: Simplify right side
    43,990.83x = 1,525,478,726.17
  5. Step 5: Solve for x
    x = 1,525,478,726.17/43,990.83
  6. Step 6: Final answer
    x = 34,677.20

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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.