Home / 37,867.28-56,799.12-12,906.32

Finding the Fourth Proportional to 37,867.28, 56,799.12 and 12,906.32

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Solution

The fourth proportional to 37,867.28, 56,799.12 and 12,906.32 is: 19,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,867.28 : 56,799.12 = 12,906.32 : x
  2. Step 2: Convert to fraction form
    37,867.28/56,799.12 = 12,906.32/x
  3. Step 3: Cross multiply
    37,867.28x = 56,799.12 × 12,906.32
  4. Step 4: Simplify right side
    37,867.28x = 733,067,618.44
  5. Step 5: Solve for x
    x = 733,067,618.44/37,867.28
  6. Step 6: Final answer
    x = 19,358.87

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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.