Home / 16,748.46-25,120.35-5,653.71

Finding the Fourth Proportional to 16,748.46, 25,120.35 and 5,653.71

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Solution

The fourth proportional to 16,748.46, 25,120.35 and 5,653.71 is: 8,479.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748.46 : 25,120.35 = 5,653.71 : x
  2. Step 2: Convert to fraction form
    16,748.46/25,120.35 = 5,653.71/x
  3. Step 3: Cross multiply
    16,748.46x = 25,120.35 × 5,653.71
  4. Step 4: Simplify right side
    16,748.46x = 142,023,174.00
  5. Step 5: Solve for x
    x = 142,023,174.00/16,748.46
  6. Step 6: Final answer
    x = 8,479.78

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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.