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Finding the Fourth Proportional to 17,992.19, 24,862.25 and 17,127.99

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Solution

The fourth proportional to 17,992.19, 24,862.25 and 17,127.99 is: 23,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.19 : 24,862.25 = 17,127.99 : x
  2. Step 2: Convert to fraction form
    17,992.19/24,862.25 = 17,127.99/x
  3. Step 3: Cross multiply
    17,992.19x = 24,862.25 × 17,127.99
  4. Step 4: Simplify right side
    17,992.19x = 425,840,369.38
  5. Step 5: Solve for x
    x = 425,840,369.38/17,992.19
  6. Step 6: Final answer
    x = 23,668.07

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Half scale
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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.