Home / 40,579.38-55,999.80-22,675.14

Finding the Fourth Proportional to 40,579.38, 55,999.80 and 22,675.14

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Solution

The fourth proportional to 40,579.38, 55,999.80 and 22,675.14 is: 31,291.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,579.38 : 55,999.80 = 22,675.14 : x
  2. Step 2: Convert to fraction form
    40,579.38/55,999.80 = 22,675.14/x
  3. Step 3: Cross multiply
    40,579.38x = 55,999.80 × 22,675.14
  4. Step 4: Simplify right side
    40,579.38x = 1,269,803,304.97
  5. Step 5: Solve for x
    x = 1,269,803,304.97/40,579.38
  6. Step 6: Final answer
    x = 31,291.84

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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.