Home / 17,861.11-24,668.09-13,876.18

Finding the Fourth Proportional to 17,861.11, 24,668.09 and 13,876.18

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Solution

The fourth proportional to 17,861.11, 24,668.09 and 13,876.18 is: 19,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.11 : 24,668.09 = 13,876.18 : x
  2. Step 2: Convert to fraction form
    17,861.11/24,668.09 = 13,876.18/x
  3. Step 3: Cross multiply
    17,861.11x = 24,668.09 × 13,876.18
  4. Step 4: Simplify right side
    17,861.11x = 342,298,857.10
  5. Step 5: Solve for x
    x = 342,298,857.10/17,861.11
  6. Step 6: Final answer
    x = 19,164.48

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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.