Home / 27,545.12-41,320.41-8,820.45

Finding the Fourth Proportional to 27,545.12, 41,320.41 and 8,820.45

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Solution

The fourth proportional to 27,545.12, 41,320.41 and 8,820.45 is: 13,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,545.12 : 41,320.41 = 8,820.45 : x
  2. Step 2: Convert to fraction form
    27,545.12/41,320.41 = 8,820.45/x
  3. Step 3: Cross multiply
    27,545.12x = 41,320.41 × 8,820.45
  4. Step 4: Simplify right side
    27,545.12x = 364,464,610.38
  5. Step 5: Solve for x
    x = 364,464,610.38/27,545.12
  6. Step 6: Final answer
    x = 13,231.55

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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.