Home / 40,352.92-55,686.21-22,447.54

Finding the Fourth Proportional to 40,352.92, 55,686.21 and 22,447.54

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Solution

The fourth proportional to 40,352.92, 55,686.21 and 22,447.54 is: 30,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,352.92 : 55,686.21 = 22,447.54 : x
  2. Step 2: Convert to fraction form
    40,352.92/55,686.21 = 22,447.54/x
  3. Step 3: Cross multiply
    40,352.92x = 55,686.21 × 22,447.54
  4. Step 4: Simplify right side
    40,352.92x = 1,250,018,426.42
  5. Step 5: Solve for x
    x = 1,250,018,426.42/40,352.92
  6. Step 6: Final answer
    x = 30,977.15

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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.