Home / 40,331.56-55,654.38-22,425.48

Finding the Fourth Proportional to 40,331.56, 55,654.38 and 22,425.48

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Solution

The fourth proportional to 40,331.56, 55,654.38 and 22,425.48 is: 30,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.56 : 55,654.38 = 22,425.48 : x
  2. Step 2: Convert to fraction form
    40,331.56/55,654.38 = 22,425.48/x
  3. Step 3: Cross multiply
    40,331.56x = 55,654.38 × 22,425.48
  4. Step 4: Simplify right side
    40,331.56x = 1,248,076,185.60
  5. Step 5: Solve for x
    x = 1,248,076,185.60/40,331.56
  6. Step 6: Final answer
    x = 30,945.40

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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.