Home / 27,340.61-40,988.69-11,535.44

Finding the Fourth Proportional to 27,340.61, 40,988.69 and 11,535.44

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Solution

The fourth proportional to 27,340.61, 40,988.69 and 11,535.44 is: 17,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.61 : 40,988.69 = 11,535.44 : x
  2. Step 2: Convert to fraction form
    27,340.61/40,988.69 = 11,535.44/x
  3. Step 3: Cross multiply
    27,340.61x = 40,988.69 × 11,535.44
  4. Step 4: Simplify right side
    27,340.61x = 472,822,516.50
  5. Step 5: Solve for x
    x = 472,822,516.50/27,340.61
  6. Step 6: Final answer
    x = 17,293.78

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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.