Home / 40,571.14-55,991.20-23,348.78

Finding the Fourth Proportional to 40,571.14, 55,991.20 and 23,348.78

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Solution

The fourth proportional to 40,571.14, 55,991.20 and 23,348.78 is: 32,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,571.14 : 55,991.20 = 23,348.78 : x
  2. Step 2: Convert to fraction form
    40,571.14/55,991.20 = 23,348.78/x
  3. Step 3: Cross multiply
    40,571.14x = 55,991.20 × 23,348.78
  4. Step 4: Simplify right side
    40,571.14x = 1,307,326,210.74
  5. Step 5: Solve for x
    x = 1,307,326,210.74/40,571.14
  6. Step 6: Final answer
    x = 32,223.06

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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.