Home / 37,242.08-51,393.52-20,245.76

Finding the Fourth Proportional to 37,242.08, 51,393.52 and 20,245.76

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Solution

The fourth proportional to 37,242.08, 51,393.52 and 20,245.76 is: 27,938.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.08 : 51,393.52 = 20,245.76 : x
  2. Step 2: Convert to fraction form
    37,242.08/51,393.52 = 20,245.76/x
  3. Step 3: Cross multiply
    37,242.08x = 51,393.52 × 20,245.76
  4. Step 4: Simplify right side
    37,242.08x = 1,040,500,871.48
  5. Step 5: Solve for x
    x = 1,040,500,871.48/37,242.08
  6. Step 6: Final answer
    x = 27,938.85

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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.