Home / 22,035.48-30,408.12-11,963.66

Finding the Fourth Proportional to 22,035.48, 30,408.12 and 11,963.66

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Solution

The fourth proportional to 22,035.48, 30,408.12 and 11,963.66 is: 16,509.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.48 : 30,408.12 = 11,963.66 : x
  2. Step 2: Convert to fraction form
    22,035.48/30,408.12 = 11,963.66/x
  3. Step 3: Cross multiply
    22,035.48x = 30,408.12 × 11,963.66
  4. Step 4: Simplify right side
    22,035.48x = 363,792,408.92
  5. Step 5: Solve for x
    x = 363,792,408.92/22,035.48
  6. Step 6: Final answer
    x = 16,509.39

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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.