Home / 27,665.20-41,500.14-11,870.92

Finding the Fourth Proportional to 27,665.20, 41,500.14 and 11,870.92

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Solution

The fourth proportional to 27,665.20, 41,500.14 and 11,870.92 is: 17,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665.20 : 41,500.14 = 11,870.92 : x
  2. Step 2: Convert to fraction form
    27,665.20/41,500.14 = 11,870.92/x
  3. Step 3: Cross multiply
    27,665.20x = 41,500.14 × 11,870.92
  4. Step 4: Simplify right side
    27,665.20x = 492,644,841.93
  5. Step 5: Solve for x
    x = 492,644,841.93/27,665.20
  6. Step 6: Final answer
    x = 17,807.38

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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.