Home / 40,456.45-55,829.92-22,551.05

Finding the Fourth Proportional to 40,456.45, 55,829.92 and 22,551.05

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Solution

The fourth proportional to 40,456.45, 55,829.92 and 22,551.05 is: 31,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.45 : 55,829.92 = 22,551.05 : x
  2. Step 2: Convert to fraction form
    40,456.45/55,829.92 = 22,551.05/x
  3. Step 3: Cross multiply
    40,456.45x = 55,829.92 × 22,551.05
  4. Step 4: Simplify right side
    40,456.45x = 1,259,023,317.42
  5. Step 5: Solve for x
    x = 1,259,023,317.42/40,456.45
  6. Step 6: Final answer
    x = 31,120.46

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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.