Home / 27,972.09-38,589.35-16,032.69

Finding the Fourth Proportional to 27,972.09, 38,589.35 and 16,032.69

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Solution

The fourth proportional to 27,972.09, 38,589.35 and 16,032.69 is: 22,118.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.09 : 38,589.35 = 16,032.69 : x
  2. Step 2: Convert to fraction form
    27,972.09/38,589.35 = 16,032.69/x
  3. Step 3: Cross multiply
    27,972.09x = 38,589.35 × 16,032.69
  4. Step 4: Simplify right side
    27,972.09x = 618,691,005.69
  5. Step 5: Solve for x
    x = 618,691,005.69/27,972.09
  6. Step 6: Final answer
    x = 22,118.15

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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.