Home / 27,733.68-38,273.04-15,159.24

Finding the Fourth Proportional to 27,733.68, 38,273.04 and 15,159.24

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Solution

The fourth proportional to 27,733.68, 38,273.04 and 15,159.24 is: 20,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733.68 : 38,273.04 = 15,159.24 : x
  2. Step 2: Convert to fraction form
    27,733.68/38,273.04 = 15,159.24/x
  3. Step 3: Cross multiply
    27,733.68x = 38,273.04 × 15,159.24
  4. Step 4: Simplify right side
    27,733.68x = 580,190,198.89
  5. Step 5: Solve for x
    x = 580,190,198.89/27,733.68
  6. Step 6: Final answer
    x = 20,920.06

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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.