Home / 38,954.24-58,418.10-12,652.46

Finding the Fourth Proportional to 38,954.24, 58,418.10 and 12,652.46

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Solution

The fourth proportional to 38,954.24, 58,418.10 and 12,652.46 is: 18,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,954.24 : 58,418.10 = 12,652.46 : x
  2. Step 2: Convert to fraction form
    38,954.24/58,418.10 = 12,652.46/x
  3. Step 3: Cross multiply
    38,954.24x = 58,418.10 × 12,652.46
  4. Step 4: Simplify right side
    38,954.24x = 739,132,673.53
  5. Step 5: Solve for x
    x = 739,132,673.53/38,954.24
  6. Step 6: Final answer
    x = 18,974.38

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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.