Home / 27,983.02-41,979.09-8,263.57

Finding the Fourth Proportional to 27,983.02, 41,979.09 and 8,263.57

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Solution

The fourth proportional to 27,983.02, 41,979.09 and 8,263.57 is: 12,396.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.02 : 41,979.09 = 8,263.57 : x
  2. Step 2: Convert to fraction form
    27,983.02/41,979.09 = 8,263.57/x
  3. Step 3: Cross multiply
    27,983.02x = 41,979.09 × 8,263.57
  4. Step 4: Simplify right side
    27,983.02x = 346,897,148.75
  5. Step 5: Solve for x
    x = 346,897,148.75/27,983.02
  6. Step 6: Final answer
    x = 12,396.70

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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.