Home / 27,268.20-40,894.20-10,618.65

Finding the Fourth Proportional to 27,268.20, 40,894.20 and 10,618.65

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Solution

The fourth proportional to 27,268.20, 40,894.20 and 10,618.65 is: 15,924.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.20 : 40,894.20 = 10,618.65 : x
  2. Step 2: Convert to fraction form
    27,268.20/40,894.20 = 10,618.65/x
  3. Step 3: Cross multiply
    27,268.20x = 40,894.20 × 10,618.65
  4. Step 4: Simplify right side
    27,268.20x = 434,241,196.83
  5. Step 5: Solve for x
    x = 434,241,196.83/27,268.20
  6. Step 6: Final answer
    x = 15,924.82

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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.