Home / 37,251.72-51,335.19-30,887.55

Finding the Fourth Proportional to 37,251.72, 51,335.19 and 30,887.55

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Solution

The fourth proportional to 37,251.72, 51,335.19 and 30,887.55 is: 42,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.72 : 51,335.19 = 30,887.55 : x
  2. Step 2: Convert to fraction form
    37,251.72/51,335.19 = 30,887.55/x
  3. Step 3: Cross multiply
    37,251.72x = 51,335.19 × 30,887.55
  4. Step 4: Simplify right side
    37,251.72x = 1,585,618,247.88
  5. Step 5: Solve for x
    x = 1,585,618,247.88/37,251.72
  6. Step 6: Final answer
    x = 42,564.97

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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.