Home / 40,753.76-56,240.33-25,656.41

Finding the Fourth Proportional to 40,753.76, 56,240.33 and 25,656.41

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Solution

The fourth proportional to 40,753.76, 56,240.33 and 25,656.41 is: 35,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,753.76 : 56,240.33 = 25,656.41 : x
  2. Step 2: Convert to fraction form
    40,753.76/56,240.33 = 25,656.41/x
  3. Step 3: Cross multiply
    40,753.76x = 56,240.33 × 25,656.41
  4. Step 4: Simplify right side
    40,753.76x = 1,442,924,977.33
  5. Step 5: Solve for x
    x = 1,442,924,977.33/40,753.76
  6. Step 6: Final answer
    x = 35,405.94

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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.