Home / 37,207.17-51,345.95-20,211.48

Finding the Fourth Proportional to 37,207.17, 51,345.95 and 20,211.48

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Solution

The fourth proportional to 37,207.17, 51,345.95 and 20,211.48 is: 27,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,207.17 : 51,345.95 = 20,211.48 : x
  2. Step 2: Convert to fraction form
    37,207.17/51,345.95 = 20,211.48/x
  3. Step 3: Cross multiply
    37,207.17x = 51,345.95 × 20,211.48
  4. Step 4: Simplify right side
    37,207.17x = 1,037,777,540.45
  5. Step 5: Solve for x
    x = 1,037,777,540.45/37,207.17
  6. Step 6: Final answer
    x = 27,891.87

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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.