Home / 40,447.74-55,818.01-22,542.29

Finding the Fourth Proportional to 40,447.74, 55,818.01 and 22,542.29

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Solution

The fourth proportional to 40,447.74, 55,818.01 and 22,542.29 is: 31,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,447.74 : 55,818.01 = 22,542.29 : x
  2. Step 2: Convert to fraction form
    40,447.74/55,818.01 = 22,542.29/x
  3. Step 3: Cross multiply
    40,447.74x = 55,818.01 × 22,542.29
  4. Step 4: Simplify right side
    40,447.74x = 1,258,265,768.64
  5. Step 5: Solve for x
    x = 1,258,265,768.64/40,447.74
  6. Step 6: Final answer
    x = 31,108.43

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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.