Home / 37,454.38-51,687.04-21,538.48

Finding the Fourth Proportional to 37,454.38, 51,687.04 and 21,538.48

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Solution

The fourth proportional to 37,454.38, 51,687.04 and 21,538.48 is: 29,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,454.38 : 51,687.04 = 21,538.48 : x
  2. Step 2: Convert to fraction form
    37,454.38/51,687.04 = 21,538.48/x
  3. Step 3: Cross multiply
    37,454.38x = 51,687.04 × 21,538.48
  4. Step 4: Simplify right side
    37,454.38x = 1,113,260,277.30
  5. Step 5: Solve for x
    x = 1,113,260,277.30/37,454.38
  6. Step 6: Final answer
    x = 29,723.10

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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.