Home / 18,370.31-27,553.43-5,044.32

Finding the Fourth Proportional to 18,370.31, 27,553.43 and 5,044.32

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Solution

The fourth proportional to 18,370.31, 27,553.43 and 5,044.32 is: 7,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.31 : 27,553.43 = 5,044.32 : x
  2. Step 2: Convert to fraction form
    18,370.31/27,553.43 = 5,044.32/x
  3. Step 3: Cross multiply
    18,370.31x = 27,553.43 × 5,044.32
  4. Step 4: Simplify right side
    18,370.31x = 138,988,292.80
  5. Step 5: Solve for x
    x = 138,988,292.80/18,370.31
  6. Step 6: Final answer
    x = 7,565.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.