Home / 27,160.07-40,718.18-9,620.33

Finding the Fourth Proportional to 27,160.07, 40,718.18 and 9,620.33

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Solution

The fourth proportional to 27,160.07, 40,718.18 and 9,620.33 is: 14,422.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.07 : 40,718.18 = 9,620.33 : x
  2. Step 2: Convert to fraction form
    27,160.07/40,718.18 = 9,620.33/x
  3. Step 3: Cross multiply
    27,160.07x = 40,718.18 × 9,620.33
  4. Step 4: Simplify right side
    27,160.07x = 391,722,076.91
  5. Step 5: Solve for x
    x = 391,722,076.91/27,160.07
  6. Step 6: Final answer
    x = 14,422.72

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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.