Home / 27,594.97-38,081.88-16,990.72

Finding the Fourth Proportional to 27,594.97, 38,081.88 and 16,990.72

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Solution

The fourth proportional to 27,594.97, 38,081.88 and 16,990.72 is: 23,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,594.97 : 38,081.88 = 16,990.72 : x
  2. Step 2: Convert to fraction form
    27,594.97/38,081.88 = 16,990.72/x
  3. Step 3: Cross multiply
    27,594.97x = 38,081.88 × 16,990.72
  4. Step 4: Simplify right side
    27,594.97x = 647,038,560.15
  5. Step 5: Solve for x
    x = 647,038,560.15/27,594.97
  6. Step 6: Final answer
    x = 23,447.70

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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.