Home / 37,873.28-56,808.12-12,912.32

Finding the Fourth Proportional to 37,873.28, 56,808.12 and 12,912.32

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Solution

The fourth proportional to 37,873.28, 56,808.12 and 12,912.32 is: 19,367.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,873.28 : 56,808.12 = 12,912.32 : x
  2. Step 2: Convert to fraction form
    37,873.28/56,808.12 = 12,912.32/x
  3. Step 3: Cross multiply
    37,873.28x = 56,808.12 × 12,912.32
  4. Step 4: Simplify right side
    37,873.28x = 733,524,624.04
  5. Step 5: Solve for x
    x = 733,524,624.04/37,873.28
  6. Step 6: Final answer
    x = 19,367.87

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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.