Home / 22,511.07-31,049.19-17,196.66

Finding the Fourth Proportional to 22,511.07, 31,049.19 and 17,196.66

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Solution

The fourth proportional to 22,511.07, 31,049.19 and 17,196.66 is: 23,719.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,511.07 : 31,049.19 = 17,196.66 : x
  2. Step 2: Convert to fraction form
    22,511.07/31,049.19 = 17,196.66/x
  3. Step 3: Cross multiply
    22,511.07x = 31,049.19 × 17,196.66
  4. Step 4: Simplify right side
    22,511.07x = 533,942,363.71
  5. Step 5: Solve for x
    x = 533,942,363.71/22,511.07
  6. Step 6: Final answer
    x = 23,719.10

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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.