Home / 45,270.24-67,817.12-29,640.48

Finding the Fourth Proportional to 45,270.24, 67,817.12 and 29,640.48

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Solution

The fourth proportional to 45,270.24, 67,817.12 and 29,640.48 is: 44,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,270.24 : 67,817.12 = 29,640.48 : x
  2. Step 2: Convert to fraction form
    45,270.24/67,817.12 = 29,640.48/x
  3. Step 3: Cross multiply
    45,270.24x = 67,817.12 × 29,640.48
  4. Step 4: Simplify right side
    45,270.24x = 2,010,131,989.02
  5. Step 5: Solve for x
    x = 2,010,131,989.02/45,270.24
  6. Step 6: Final answer
    x = 44,402.95

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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.