Home / 27,930.29-41,901.30-8,207.19

Finding the Fourth Proportional to 27,930.29, 41,901.30 and 8,207.19

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Solution

The fourth proportional to 27,930.29, 41,901.30 and 8,207.19 is: 12,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,930.29 : 41,901.30 = 8,207.19 : x
  2. Step 2: Convert to fraction form
    27,930.29/41,901.30 = 8,207.19/x
  3. Step 3: Cross multiply
    27,930.29x = 41,901.30 × 8,207.19
  4. Step 4: Simplify right side
    27,930.29x = 343,891,930.35
  5. Step 5: Solve for x
    x = 343,891,930.35/27,930.29
  6. Step 6: Final answer
    x = 12,312.51

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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.