Home / 27,250.20-37,608.12-18,316.44

Finding the Fourth Proportional to 27,250.20, 37,608.12 and 18,316.44

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Solution

The fourth proportional to 27,250.20, 37,608.12 and 18,316.44 is: 25,278.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,250.20 : 37,608.12 = 18,316.44 : x
  2. Step 2: Convert to fraction form
    27,250.20/37,608.12 = 18,316.44/x
  3. Step 3: Cross multiply
    27,250.20x = 37,608.12 × 18,316.44
  4. Step 4: Simplify right side
    27,250.20x = 688,846,873.49
  5. Step 5: Solve for x
    x = 688,846,873.49/27,250.20
  6. Step 6: Final answer
    x = 25,278.60

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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.