Home / 27,986.10-41,979.15-26,382.30

Finding the Fourth Proportional to 27,986.10, 41,979.15 and 26,382.30

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Solution

The fourth proportional to 27,986.10, 41,979.15 and 26,382.30 is: 39,573.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,986.10 : 41,979.15 = 26,382.30 : x
  2. Step 2: Convert to fraction form
    27,986.10/41,979.15 = 26,382.30/x
  3. Step 3: Cross multiply
    27,986.10x = 41,979.15 × 26,382.30
  4. Step 4: Simplify right side
    27,986.10x = 1,107,506,529.05
  5. Step 5: Solve for x
    x = 1,107,506,529.05/27,986.10
  6. Step 6: Final answer
    x = 39,573.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.