Home / 27,972.10-38,600.37-16,027.15

Finding the Fourth Proportional to 27,972.10, 38,600.37 and 16,027.15

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Solution

The fourth proportional to 27,972.10, 38,600.37 and 16,027.15 is: 22,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.10 : 38,600.37 = 16,027.15 : x
  2. Step 2: Convert to fraction form
    27,972.10/38,600.37 = 16,027.15/x
  3. Step 3: Cross multiply
    27,972.10x = 38,600.37 × 16,027.15
  4. Step 4: Simplify right side
    27,972.10x = 618,653,920.05
  5. Step 5: Solve for x
    x = 618,653,920.05/27,972.10
  6. Step 6: Final answer
    x = 22,116.82

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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.