Home / 40,447.92-55,816.59-22,542.06

Finding the Fourth Proportional to 40,447.92, 55,816.59 and 22,542.06

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Solution

The fourth proportional to 40,447.92, 55,816.59 and 22,542.06 is: 31,107.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,447.92 : 55,816.59 = 22,542.06 : x
  2. Step 2: Convert to fraction form
    40,447.92/55,816.59 = 22,542.06/x
  3. Step 3: Cross multiply
    40,447.92x = 55,816.59 × 22,542.06
  4. Step 4: Simplify right side
    40,447.92x = 1,258,220,920.78
  5. Step 5: Solve for x
    x = 1,258,220,920.78/40,447.92
  6. Step 6: Final answer
    x = 31,107.18

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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.