Home / 27,740.04-38,301.30-17,144.20

Finding the Fourth Proportional to 27,740.04, 38,301.30 and 17,144.20

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Solution

The fourth proportional to 27,740.04, 38,301.30 and 17,144.20 is: 23,671.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740.04 : 38,301.30 = 17,144.20 : x
  2. Step 2: Convert to fraction form
    27,740.04/38,301.30 = 17,144.20/x
  3. Step 3: Cross multiply
    27,740.04x = 38,301.30 × 17,144.20
  4. Step 4: Simplify right side
    27,740.04x = 656,645,147.46
  5. Step 5: Solve for x
    x = 656,645,147.46/27,740.04
  6. Step 6: Final answer
    x = 23,671.38

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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.