Home / 16,879.68-25,314.10-5,632.04

Finding the Fourth Proportional to 16,879.68, 25,314.10 and 5,632.04

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Solution

The fourth proportional to 16,879.68, 25,314.10 and 5,632.04 is: 8,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.68 : 25,314.10 = 5,632.04 : x
  2. Step 2: Convert to fraction form
    16,879.68/25,314.10 = 5,632.04/x
  3. Step 3: Cross multiply
    16,879.68x = 25,314.10 × 5,632.04
  4. Step 4: Simplify right side
    16,879.68x = 142,570,023.76
  5. Step 5: Solve for x
    x = 142,570,023.76/16,879.68
  6. Step 6: Final answer
    x = 8,446.25

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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.