Home / 40,375.28-55,712.37-22,467.84

Finding the Fourth Proportional to 40,375.28, 55,712.37 and 22,467.84

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Solution

The fourth proportional to 40,375.28, 55,712.37 and 22,467.84 is: 31,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,375.28 : 55,712.37 = 22,467.84 : x
  2. Step 2: Convert to fraction form
    40,375.28/55,712.37 = 22,467.84/x
  3. Step 3: Cross multiply
    40,375.28x = 55,712.37 × 22,467.84
  4. Step 4: Simplify right side
    40,375.28x = 1,251,736,615.18
  5. Step 5: Solve for x
    x = 1,251,736,615.18/40,375.28
  6. Step 6: Final answer
    x = 31,002.55

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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.