Home / 22,035.22-30,408.64-11,963.66

Finding the Fourth Proportional to 22,035.22, 30,408.64 and 11,963.66

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Solution

The fourth proportional to 22,035.22, 30,408.64 and 11,963.66 is: 16,509.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,035.22 : 30,408.64 = 11,963.66 : x
  2. Step 2: Convert to fraction form
    22,035.22/30,408.64 = 11,963.66/x
  3. Step 3: Cross multiply
    22,035.22x = 30,408.64 × 11,963.66
  4. Step 4: Simplify right side
    22,035.22x = 363,798,630.02
  5. Step 5: Solve for x
    x = 363,798,630.02/22,035.22
  6. Step 6: Final answer
    x = 16,509.87

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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.