Home / 37,447.62-51,673.46-21,537.20

Finding the Fourth Proportional to 37,447.62, 51,673.46 and 21,537.20

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Solution

The fourth proportional to 37,447.62, 51,673.46 and 21,537.20 is: 29,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,447.62 : 51,673.46 = 21,537.20 : x
  2. Step 2: Convert to fraction form
    37,447.62/51,673.46 = 21,537.20/x
  3. Step 3: Cross multiply
    37,447.62x = 51,673.46 × 21,537.20
  4. Step 4: Simplify right side
    37,447.62x = 1,112,901,276.66
  5. Step 5: Solve for x
    x = 1,112,901,276.66/37,447.62
  6. Step 6: Final answer
    x = 29,718.88

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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.