Home / 27,982.17-38,619.08-16,043.18

Finding the Fourth Proportional to 27,982.17, 38,619.08 and 16,043.18

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Solution

The fourth proportional to 27,982.17, 38,619.08 and 16,043.18 is: 22,141.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.17 : 38,619.08 = 16,043.18 : x
  2. Step 2: Convert to fraction form
    27,982.17/38,619.08 = 16,043.18/x
  3. Step 3: Cross multiply
    27,982.17x = 38,619.08 × 16,043.18
  4. Step 4: Simplify right side
    27,982.17x = 619,572,638.73
  5. Step 5: Solve for x
    x = 619,572,638.73/27,982.17
  6. Step 6: Final answer
    x = 22,141.69

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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.