Home / 25,073.94-37,601.19-13,380.78

Finding the Fourth Proportional to 25,073.94, 37,601.19 and 13,380.78

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Solution

The fourth proportional to 25,073.94, 37,601.19 and 13,380.78 is: 20,065.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,073.94 : 37,601.19 = 13,380.78 : x
  2. Step 2: Convert to fraction form
    25,073.94/37,601.19 = 13,380.78/x
  3. Step 3: Cross multiply
    25,073.94x = 37,601.19 × 13,380.78
  4. Step 4: Simplify right side
    25,073.94x = 503,133,251.13
  5. Step 5: Solve for x
    x = 503,133,251.13/25,073.94
  6. Step 6: Final answer
    x = 20,065.98

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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.