Home / 40,151.44-60,224.28-12,448.72

Finding the Fourth Proportional to 40,151.44, 60,224.28 and 12,448.72

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Solution

The fourth proportional to 40,151.44, 60,224.28 and 12,448.72 is: 18,672.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.44 : 60,224.28 = 12,448.72 : x
  2. Step 2: Convert to fraction form
    40,151.44/60,224.28 = 12,448.72/x
  3. Step 3: Cross multiply
    40,151.44x = 60,224.28 × 12,448.72
  4. Step 4: Simplify right side
    40,151.44x = 749,715,198.92
  5. Step 5: Solve for x
    x = 749,715,198.92/40,151.44
  6. Step 6: Final answer
    x = 18,672.19

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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.