Home / 40,418.85-55,778.61-23,424.36

Finding the Fourth Proportional to 40,418.85, 55,778.61 and 23,424.36

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Solution

The fourth proportional to 40,418.85, 55,778.61 and 23,424.36 is: 32,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,418.85 : 55,778.61 = 23,424.36 : x
  2. Step 2: Convert to fraction form
    40,418.85/55,778.61 = 23,424.36/x
  3. Step 3: Cross multiply
    40,418.85x = 55,778.61 × 23,424.36
  4. Step 4: Simplify right side
    40,418.85x = 1,306,578,240.94
  5. Step 5: Solve for x
    x = 1,306,578,240.94/40,418.85
  6. Step 6: Final answer
    x = 32,325.96

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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.