Home / 12,545.08-17,304.68-8,296.24

Finding the Fourth Proportional to 12,545.08, 17,304.68 and 8,296.24

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Solution

The fourth proportional to 12,545.08, 17,304.68 and 8,296.24 is: 11,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,545.08 : 17,304.68 = 8,296.24 : x
  2. Step 2: Convert to fraction form
    12,545.08/17,304.68 = 8,296.24/x
  3. Step 3: Cross multiply
    12,545.08x = 17,304.68 × 8,296.24
  4. Step 4: Simplify right side
    12,545.08x = 143,563,778.40
  5. Step 5: Solve for x
    x = 143,563,778.40/12,545.08
  6. Step 6: Final answer
    x = 11,443.83

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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.