Home / 27,937.59-41,898.12-8,211.43

Finding the Fourth Proportional to 27,937.59, 41,898.12 and 8,211.43

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Solution

The fourth proportional to 27,937.59, 41,898.12 and 8,211.43 is: 12,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.59 : 41,898.12 = 8,211.43 : x
  2. Step 2: Convert to fraction form
    27,937.59/41,898.12 = 8,211.43/x
  3. Step 3: Cross multiply
    27,937.59x = 41,898.12 × 8,211.43
  4. Step 4: Simplify right side
    27,937.59x = 344,043,479.51
  5. Step 5: Solve for x
    x = 344,043,479.51/27,937.59
  6. Step 6: Final answer
    x = 12,314.72

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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.