Home / 12,483.70-17,234.66-9,314.40

Finding the Fourth Proportional to 12,483.70, 17,234.66 and 9,314.40

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Solution

The fourth proportional to 12,483.70, 17,234.66 and 9,314.40 is: 12,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483.70 : 17,234.66 = 9,314.40 : x
  2. Step 2: Convert to fraction form
    12,483.70/17,234.66 = 9,314.40/x
  3. Step 3: Cross multiply
    12,483.70x = 17,234.66 × 9,314.40
  4. Step 4: Simplify right side
    12,483.70x = 160,530,517.10
  5. Step 5: Solve for x
    x = 160,530,517.10/12,483.70
  6. Step 6: Final answer
    x = 12,859.21

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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.