Home / 60,832.12-91,248.39-18,711.92

Finding the Fourth Proportional to 60,832.12, 91,248.39 and 18,711.92

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Solution

The fourth proportional to 60,832.12, 91,248.39 and 18,711.92 is: 28,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,832.12 : 91,248.39 = 18,711.92 : x
  2. Step 2: Convert to fraction form
    60,832.12/91,248.39 = 18,711.92/x
  3. Step 3: Cross multiply
    60,832.12x = 91,248.39 × 18,711.92
  4. Step 4: Simplify right side
    60,832.12x = 1,707,432,573.81
  5. Step 5: Solve for x
    x = 1,707,432,573.81/60,832.12
  6. Step 6: Final answer
    x = 28,067.94

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1.5x scale

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.