Home / 27,618.04-38,097.12-17,000.20

Finding the Fourth Proportional to 27,618.04, 38,097.12 and 17,000.20

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Solution

The fourth proportional to 27,618.04, 38,097.12 and 17,000.20 is: 23,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,618.04 : 38,097.12 = 17,000.20 : x
  2. Step 2: Convert to fraction form
    27,618.04/38,097.12 = 17,000.20/x
  3. Step 3: Cross multiply
    27,618.04x = 38,097.12 × 17,000.20
  4. Step 4: Simplify right side
    27,618.04x = 647,658,659.42
  5. Step 5: Solve for x
    x = 647,658,659.42/27,618.04
  6. Step 6: Final answer
    x = 23,450.57

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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.