Home / 60,832.25-91,257.11-18,715.87

Finding the Fourth Proportional to 60,832.25, 91,257.11 and 18,715.87

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Solution

The fourth proportional to 60,832.25, 91,257.11 and 18,715.87 is: 28,076.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,832.25 : 91,257.11 = 18,715.87 : x
  2. Step 2: Convert to fraction form
    60,832.25/91,257.11 = 18,715.87/x
  3. Step 3: Cross multiply
    60,832.25x = 91,257.11 × 18,715.87
  4. Step 4: Simplify right side
    60,832.25x = 1,707,956,207.34
  5. Step 5: Solve for x
    x = 1,707,956,207.34/60,832.25
  6. Step 6: Final answer
    x = 28,076.49

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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.