Home / 11,689.26-17,505.22-10,565.99

Finding the Fourth Proportional to 11,689.26, 17,505.22 and 10,565.99

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Solution

The fourth proportional to 11,689.26, 17,505.22 and 10,565.99 is: 15,823.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.26 : 17,505.22 = 10,565.99 : x
  2. Step 2: Convert to fraction form
    11,689.26/17,505.22 = 10,565.99/x
  3. Step 3: Cross multiply
    11,689.26x = 17,505.22 × 10,565.99
  4. Step 4: Simplify right side
    11,689.26x = 184,959,979.47
  5. Step 5: Solve for x
    x = 184,959,979.47/11,689.26
  6. Step 6: Final answer
    x = 15,823.07

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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.