Home / 40,262.94-60,399.21-19,471.50

Finding the Fourth Proportional to 40,262.94, 60,399.21 and 19,471.50

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Solution

The fourth proportional to 40,262.94, 60,399.21 and 19,471.50 is: 29,209.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,262.94 : 60,399.21 = 19,471.50 : x
  2. Step 2: Convert to fraction form
    40,262.94/60,399.21 = 19,471.50/x
  3. Step 3: Cross multiply
    40,262.94x = 60,399.21 × 19,471.50
  4. Step 4: Simplify right side
    40,262.94x = 1,176,063,217.52
  5. Step 5: Solve for x
    x = 1,176,063,217.52/40,262.94
  6. Step 6: Final answer
    x = 29,209.57

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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.