Home / 12,217.87-18,298.10-5,958.26

Finding the Fourth Proportional to 12,217.87, 18,298.10 and 5,958.26

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Solution

The fourth proportional to 12,217.87, 18,298.10 and 5,958.26 is: 8,923.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217.87 : 18,298.10 = 5,958.26 : x
  2. Step 2: Convert to fraction form
    12,217.87/18,298.10 = 5,958.26/x
  3. Step 3: Cross multiply
    12,217.87x = 18,298.10 × 5,958.26
  4. Step 4: Simplify right side
    12,217.87x = 109,024,829.33
  5. Step 5: Solve for x
    x = 109,024,829.33/12,217.87
  6. Step 6: Final answer
    x = 8,923.39

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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.