Home / 27,837.44-38,423.04-17,221.04

Finding the Fourth Proportional to 27,837.44, 38,423.04 and 17,221.04

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Solution

The fourth proportional to 27,837.44, 38,423.04 and 17,221.04 is: 23,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,837.44 : 38,423.04 = 17,221.04 : x
  2. Step 2: Convert to fraction form
    27,837.44/38,423.04 = 17,221.04/x
  3. Step 3: Cross multiply
    27,837.44x = 38,423.04 × 17,221.04
  4. Step 4: Simplify right side
    27,837.44x = 661,684,708.76
  5. Step 5: Solve for x
    x = 661,684,708.76/27,837.44
  6. Step 6: Final answer
    x = 23,769.60

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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.