Home / 43,881.31-65,756.31-26,331.85

Finding the Fourth Proportional to 43,881.31, 65,756.31 and 26,331.85

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Solution

The fourth proportional to 43,881.31, 65,756.31 and 26,331.85 is: 39,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,881.31 : 65,756.31 = 26,331.85 : x
  2. Step 2: Convert to fraction form
    43,881.31/65,756.31 = 26,331.85/x
  3. Step 3: Cross multiply
    43,881.31x = 65,756.31 × 26,331.85
  4. Step 4: Simplify right side
    43,881.31x = 1,731,485,291.47
  5. Step 5: Solve for x
    x = 1,731,485,291.47/43,881.31
  6. Step 6: Final answer
    x = 39,458.38

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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.