Home / 22,334.60-30,822.13-12,263.46

Finding the Fourth Proportional to 22,334.60, 30,822.13 and 12,263.46

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Solution

The fourth proportional to 22,334.60, 30,822.13 and 12,263.46 is: 16,923.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,334.60 : 30,822.13 = 12,263.46 : x
  2. Step 2: Convert to fraction form
    22,334.60/30,822.13 = 12,263.46/x
  3. Step 3: Cross multiply
    22,334.60x = 30,822.13 × 12,263.46
  4. Step 4: Simplify right side
    22,334.60x = 377,985,958.37
  5. Step 5: Solve for x
    x = 377,985,958.37/22,334.60
  6. Step 6: Final answer
    x = 16,923.78

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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.