Home / 40,454.22-55,828.56-22,549.22

Finding the Fourth Proportional to 40,454.22, 55,828.56 and 22,549.22

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Solution

The fourth proportional to 40,454.22, 55,828.56 and 22,549.22 is: 31,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,454.22 : 55,828.56 = 22,549.22 : x
  2. Step 2: Convert to fraction form
    40,454.22/55,828.56 = 22,549.22/x
  3. Step 3: Cross multiply
    40,454.22x = 55,828.56 × 22,549.22
  4. Step 4: Simplify right side
    40,454.22x = 1,258,890,481.72
  5. Step 5: Solve for x
    x = 1,258,890,481.72/40,454.22
  6. Step 6: Final answer
    x = 31,118.89

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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.