Home / 16,690.35-25,049.20-6,829.71

Finding the Fourth Proportional to 16,690.35, 25,049.20 and 6,829.71

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Solution

The fourth proportional to 16,690.35, 25,049.20 and 6,829.71 is: 10,250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690.35 : 25,049.20 = 6,829.71 : x
  2. Step 2: Convert to fraction form
    16,690.35/25,049.20 = 6,829.71/x
  3. Step 3: Cross multiply
    16,690.35x = 25,049.20 × 6,829.71
  4. Step 4: Simplify right side
    16,690.35x = 171,078,746.12
  5. Step 5: Solve for x
    x = 171,078,746.12/16,690.35
  6. Step 6: Final answer
    x = 10,250.16

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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.