Home / 40,039.97-55,254.85-23,047.55

Finding the Fourth Proportional to 40,039.97, 55,254.85 and 23,047.55

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Solution

The fourth proportional to 40,039.97, 55,254.85 and 23,047.55 is: 31,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,039.97 : 55,254.85 = 23,047.55 : x
  2. Step 2: Convert to fraction form
    40,039.97/55,254.85 = 23,047.55/x
  3. Step 3: Cross multiply
    40,039.97x = 55,254.85 × 23,047.55
  4. Step 4: Simplify right side
    40,039.97x = 1,273,488,918.12
  5. Step 5: Solve for x
    x = 1,273,488,918.12/40,039.97
  6. Step 6: Final answer
    x = 31,805.44

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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.