Home / 27,843.01-38,423.23-15,267.76

Finding the Fourth Proportional to 27,843.01, 38,423.23 and 15,267.76

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Solution

The fourth proportional to 27,843.01, 38,423.23 and 15,267.76 is: 21,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.01 : 38,423.23 = 15,267.76 : x
  2. Step 2: Convert to fraction form
    27,843.01/38,423.23 = 15,267.76/x
  3. Step 3: Cross multiply
    27,843.01x = 38,423.23 × 15,267.76
  4. Step 4: Simplify right side
    27,843.01x = 586,636,654.06
  5. Step 5: Solve for x
    x = 586,636,654.06/27,843.01
  6. Step 6: Final answer
    x = 21,069.44

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Similar ratio
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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.