Home / 16,847.16-25,221.84-9,805.71

Finding the Fourth Proportional to 16,847.16, 25,221.84 and 9,805.71

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Solution

The fourth proportional to 16,847.16, 25,221.84 and 9,805.71 is: 14,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.16 : 25,221.84 = 9,805.71 : x
  2. Step 2: Convert to fraction form
    16,847.16/25,221.84 = 9,805.71/x
  3. Step 3: Cross multiply
    16,847.16x = 25,221.84 × 9,805.71
  4. Step 4: Simplify right side
    16,847.16x = 247,318,048.71
  5. Step 5: Solve for x
    x = 247,318,048.71/16,847.16
  6. Step 6: Final answer
    x = 14,680.10

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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.