Home / 27,338.92-40,994.19-12,535.09

Finding the Fourth Proportional to 27,338.92, 40,994.19 and 12,535.09

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Solution

The fourth proportional to 27,338.92, 40,994.19 and 12,535.09 is: 18,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.92 : 40,994.19 = 12,535.09 : x
  2. Step 2: Convert to fraction form
    27,338.92/40,994.19 = 12,535.09/x
  3. Step 3: Cross multiply
    27,338.92x = 40,994.19 × 12,535.09
  4. Step 4: Simplify right side
    27,338.92x = 513,865,861.13
  5. Step 5: Solve for x
    x = 513,865,861.13/27,338.92
  6. Step 6: Final answer
    x = 18,796.13

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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.