Home / 40,072.62-55,317.23-24,972.74

Finding the Fourth Proportional to 40,072.62, 55,317.23 and 24,972.74

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Solution

The fourth proportional to 40,072.62, 55,317.23 and 24,972.74 is: 34,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072.62 : 55,317.23 = 24,972.74 : x
  2. Step 2: Convert to fraction form
    40,072.62/55,317.23 = 24,972.74/x
  3. Step 3: Cross multiply
    40,072.62x = 55,317.23 × 24,972.74
  4. Step 4: Simplify right side
    40,072.62x = 1,381,422,400.86
  5. Step 5: Solve for x
    x = 1,381,422,400.86/40,072.62
  6. Step 6: Final answer
    x = 34,472.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.