Home / 27,700.08-38,229.12-17,089.44

Finding the Fourth Proportional to 27,700.08, 38,229.12 and 17,089.44

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Solution

The fourth proportional to 27,700.08, 38,229.12 and 17,089.44 is: 23,585.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,700.08 : 38,229.12 = 17,089.44 : x
  2. Step 2: Convert to fraction form
    27,700.08/38,229.12 = 17,089.44/x
  3. Step 3: Cross multiply
    27,700.08x = 38,229.12 × 17,089.44
  4. Step 4: Simplify right side
    27,700.08x = 653,314,252.49
  5. Step 5: Solve for x
    x = 653,314,252.49/27,700.08
  6. Step 6: Final answer
    x = 23,585.28

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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.