Home / 37,425.31-51,646.48-21,508.54

Finding the Fourth Proportional to 37,425.31, 51,646.48 and 21,508.54

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Solution

The fourth proportional to 37,425.31, 51,646.48 and 21,508.54 is: 29,681.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,425.31 : 51,646.48 = 21,508.54 : x
  2. Step 2: Convert to fraction form
    37,425.31/51,646.48 = 21,508.54/x
  3. Step 3: Cross multiply
    37,425.31x = 51,646.48 × 21,508.54
  4. Step 4: Simplify right side
    37,425.31x = 1,110,840,380.94
  5. Step 5: Solve for x
    x = 1,110,840,380.94/37,425.31
  6. Step 6: Final answer
    x = 29,681.53

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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.