Home / 27,240.28-37,577.46-18,290.90

Finding the Fourth Proportional to 27,240.28, 37,577.46 and 18,290.90

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Solution

The fourth proportional to 27,240.28, 37,577.46 and 18,290.90 is: 25,231.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,240.28 : 37,577.46 = 18,290.90 : x
  2. Step 2: Convert to fraction form
    27,240.28/37,577.46 = 18,290.90/x
  3. Step 3: Cross multiply
    27,240.28x = 37,577.46 × 18,290.90
  4. Step 4: Simplify right side
    27,240.28x = 687,325,563.11
  5. Step 5: Solve for x
    x = 687,325,563.11/27,240.28
  6. Step 6: Final answer
    x = 25,231.96

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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.