Home / 40,286.06-60,432.33-12,584.06

Finding the Fourth Proportional to 40,286.06, 60,432.33 and 12,584.06

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Solution

The fourth proportional to 40,286.06, 60,432.33 and 12,584.06 is: 18,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,286.06 : 60,432.33 = 12,584.06 : x
  2. Step 2: Convert to fraction form
    40,286.06/60,432.33 = 12,584.06/x
  3. Step 3: Cross multiply
    40,286.06x = 60,432.33 × 12,584.06
  4. Step 4: Simplify right side
    40,286.06x = 760,484,264.93
  5. Step 5: Solve for x
    x = 760,484,264.93/40,286.06
  6. Step 6: Final answer
    x = 18,877.11

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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.