Home / 37,251.05-55,876.10-9,171.45

Finding the Fourth Proportional to 37,251.05, 55,876.10 and 9,171.45

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Solution

The fourth proportional to 37,251.05, 55,876.10 and 9,171.45 is: 13,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,251.05 : 55,876.10 = 9,171.45 : x
  2. Step 2: Convert to fraction form
    37,251.05/55,876.10 = 9,171.45/x
  3. Step 3: Cross multiply
    37,251.05x = 55,876.10 × 9,171.45
  4. Step 4: Simplify right side
    37,251.05x = 512,464,811.49
  5. Step 5: Solve for x
    x = 512,464,811.49/37,251.05
  6. Step 6: Final answer
    x = 13,757.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.