Home / 48,781.31-73,156.38-15,493.58

Finding the Fourth Proportional to 48,781.31, 73,156.38 and 15,493.58

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Solution

The fourth proportional to 48,781.31, 73,156.38 and 15,493.58 is: 23,235.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.31 : 73,156.38 = 15,493.58 : x
  2. Step 2: Convert to fraction form
    48,781.31/73,156.38 = 15,493.58/x
  3. Step 3: Cross multiply
    48,781.31x = 73,156.38 × 15,493.58
  4. Step 4: Simplify right side
    48,781.31x = 1,133,453,860.26
  5. Step 5: Solve for x
    x = 1,133,453,860.26/48,781.31
  6. Step 6: Final answer
    x = 23,235.41

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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.