Home / 17,747.80-24,501.18-12,794.20

Finding the Fourth Proportional to 17,747.80, 24,501.18 and 12,794.20

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Solution

The fourth proportional to 17,747.80, 24,501.18 and 12,794.20 is: 17,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.80 : 24,501.18 = 12,794.20 : x
  2. Step 2: Convert to fraction form
    17,747.80/24,501.18 = 12,794.20/x
  3. Step 3: Cross multiply
    17,747.80x = 24,501.18 × 12,794.20
  4. Step 4: Simplify right side
    17,747.80x = 313,472,997.16
  5. Step 5: Solve for x
    x = 313,472,997.16/17,747.80
  6. Step 6: Final answer
    x = 17,662.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.