Home / 38,242.22-57,364.29-18,517.10

Finding the Fourth Proportional to 38,242.22, 57,364.29 and 18,517.10

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Solution

The fourth proportional to 38,242.22, 57,364.29 and 18,517.10 is: 27,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242.22 : 57,364.29 = 18,517.10 : x
  2. Step 2: Convert to fraction form
    38,242.22/57,364.29 = 18,517.10/x
  3. Step 3: Cross multiply
    38,242.22x = 57,364.29 × 18,517.10
  4. Step 4: Simplify right side
    38,242.22x = 1,062,220,294.36
  5. Step 5: Solve for x
    x = 1,062,220,294.36/38,242.22
  6. Step 6: Final answer
    x = 27,776.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.