Home / 40,751.30-56,255.22-25,666.14

Finding the Fourth Proportional to 40,751.30, 56,255.22 and 25,666.14

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Solution

The fourth proportional to 40,751.30, 56,255.22 and 25,666.14 is: 35,430.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,751.30 : 56,255.22 = 25,666.14 : x
  2. Step 2: Convert to fraction form
    40,751.30/56,255.22 = 25,666.14/x
  3. Step 3: Cross multiply
    40,751.30x = 56,255.22 × 25,666.14
  4. Step 4: Simplify right side
    40,751.30x = 1,443,854,352.25
  5. Step 5: Solve for x
    x = 1,443,854,352.25/40,751.30
  6. Step 6: Final answer
    x = 35,430.88

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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.