Home / 40,325.20-55,650.54-22,419.52

Finding the Fourth Proportional to 40,325.20, 55,650.54 and 22,419.52

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Solution

The fourth proportional to 40,325.20, 55,650.54 and 22,419.52 is: 30,939.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,325.20 : 55,650.54 = 22,419.52 : x
  2. Step 2: Convert to fraction form
    40,325.20/55,650.54 = 22,419.52/x
  3. Step 3: Cross multiply
    40,325.20x = 55,650.54 × 22,419.52
  4. Step 4: Simplify right side
    40,325.20x = 1,247,658,394.54
  5. Step 5: Solve for x
    x = 1,247,658,394.54/40,325.20
  6. Step 6: Final answer
    x = 30,939.92

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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.