Home / 40,270.11-55,571.90-22,364.79

Finding the Fourth Proportional to 40,270.11, 55,571.90 and 22,364.79

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Solution

The fourth proportional to 40,270.11, 55,571.90 and 22,364.79 is: 30,862.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,270.11 : 55,571.90 = 22,364.79 : x
  2. Step 2: Convert to fraction form
    40,270.11/55,571.90 = 22,364.79/x
  3. Step 3: Cross multiply
    40,270.11x = 55,571.90 × 22,364.79
  4. Step 4: Simplify right side
    40,270.11x = 1,242,853,761.58
  5. Step 5: Solve for x
    x = 1,242,853,761.58/40,270.11
  6. Step 6: Final answer
    x = 30,862.93

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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.