Home / 16,829.22-25,247.54-5,143.35

Finding the Fourth Proportional to 16,829.22, 25,247.54 and 5,143.35

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Solution

The fourth proportional to 16,829.22, 25,247.54 and 5,143.35 is: 7,716.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.22 : 25,247.54 = 5,143.35 : x
  2. Step 2: Convert to fraction form
    16,829.22/25,247.54 = 5,143.35/x
  3. Step 3: Cross multiply
    16,829.22x = 25,247.54 × 5,143.35
  4. Step 4: Simplify right side
    16,829.22x = 129,856,934.86
  5. Step 5: Solve for x
    x = 129,856,934.86/16,829.22
  6. Step 6: Final answer
    x = 7,716.16

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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.