Home / 40,042.02-55,255.58-22,135.96

Finding the Fourth Proportional to 40,042.02, 55,255.58 and 22,135.96

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Solution

The fourth proportional to 40,042.02, 55,255.58 and 22,135.96 is: 30,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.02 : 55,255.58 = 22,135.96 : x
  2. Step 2: Convert to fraction form
    40,042.02/55,255.58 = 22,135.96/x
  3. Step 3: Cross multiply
    40,042.02x = 55,255.58 × 22,135.96
  4. Step 4: Simplify right side
    40,042.02x = 1,223,135,308.66
  5. Step 5: Solve for x
    x = 1,223,135,308.66/40,042.02
  6. Step 6: Final answer
    x = 30,546.29

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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.