Home / 18,081.65-24,952.91-10,911.94

Finding the Fourth Proportional to 18,081.65, 24,952.91 and 10,911.94

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Solution

The fourth proportional to 18,081.65, 24,952.91 and 10,911.94 is: 15,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081.65 : 24,952.91 = 10,911.94 : x
  2. Step 2: Convert to fraction form
    18,081.65/24,952.91 = 10,911.94/x
  3. Step 3: Cross multiply
    18,081.65x = 24,952.91 × 10,911.94
  4. Step 4: Simplify right side
    18,081.65x = 272,284,539.80
  5. Step 5: Solve for x
    x = 272,284,539.80/18,081.65
  6. Step 6: Final answer
    x = 15,058.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.