Home / 23,407.28-35,137.92-18,493.28

Finding the Fourth Proportional to 23,407.28, 35,137.92 and 18,493.28

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Solution

The fourth proportional to 23,407.28, 35,137.92 and 18,493.28 is: 27,761.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,407.28 : 35,137.92 = 18,493.28 : x
  2. Step 2: Convert to fraction form
    23,407.28/35,137.92 = 18,493.28/x
  3. Step 3: Cross multiply
    23,407.28x = 35,137.92 × 18,493.28
  4. Step 4: Simplify right side
    23,407.28x = 649,815,393.18
  5. Step 5: Solve for x
    x = 649,815,393.18/23,407.28
  6. Step 6: Final answer
    x = 27,761.25

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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.