Home / 38,788.18-58,179.02-15,408.34

Finding the Fourth Proportional to 38,788.18, 58,179.02 and 15,408.34

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Solution

The fourth proportional to 38,788.18, 58,179.02 and 15,408.34 is: 23,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,788.18 : 58,179.02 = 15,408.34 : x
  2. Step 2: Convert to fraction form
    38,788.18/58,179.02 = 15,408.34/x
  3. Step 3: Cross multiply
    38,788.18x = 58,179.02 × 15,408.34
  4. Step 4: Simplify right side
    38,788.18x = 896,442,121.03
  5. Step 5: Solve for x
    x = 896,442,121.03/38,788.18
  6. Step 6: Final answer
    x = 23,111.22

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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.