Home / 27,908.19-41,862.62-8,187.14

Finding the Fourth Proportional to 27,908.19, 41,862.62 and 8,187.14

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Solution

The fourth proportional to 27,908.19, 41,862.62 and 8,187.14 is: 12,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,908.19 : 41,862.62 = 8,187.14 : x
  2. Step 2: Convert to fraction form
    27,908.19/41,862.62 = 8,187.14/x
  3. Step 3: Cross multiply
    27,908.19x = 41,862.62 × 8,187.14
  4. Step 4: Simplify right side
    27,908.19x = 342,734,880.46
  5. Step 5: Solve for x
    x = 342,734,880.46/27,908.19
  6. Step 6: Final answer
    x = 12,280.80

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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.