Home / 27,338.18-41,008.95-8,618.85

Finding the Fourth Proportional to 27,338.18, 41,008.95 and 8,618.85

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Solution

The fourth proportional to 27,338.18, 41,008.95 and 8,618.85 is: 12,928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.18 : 41,008.95 = 8,618.85 : x
  2. Step 2: Convert to fraction form
    27,338.18/41,008.95 = 8,618.85/x
  3. Step 3: Cross multiply
    27,338.18x = 41,008.95 × 8,618.85
  4. Step 4: Simplify right side
    27,338.18x = 353,449,988.71
  5. Step 5: Solve for x
    x = 353,449,988.71/27,338.18
  6. Step 6: Final answer
    x = 12,928.81

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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.