Home / 22,688.71-34,040-11,603.19

Finding the Fourth Proportional to 22,688.71, 34,040 and 11,603.19

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Solution

The fourth proportional to 22,688.71, 34,040 and 11,603.19 is: 17,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688.71 : 34,040 = 11,603.19 : x
  2. Step 2: Convert to fraction form
    22,688.71/34,040 = 11,603.19/x
  3. Step 3: Cross multiply
    22,688.71x = 34,040 × 11,603.19
  4. Step 4: Simplify right side
    22,688.71x = 394,972,587.60
  5. Step 5: Solve for x
    x = 394,972,587.60/22,688.71
  6. Step 6: Final answer
    x = 17,408.33

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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.