Home / 22,335.15-30,822.37-12,263.77

Finding the Fourth Proportional to 22,335.15, 30,822.37 and 12,263.77

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Solution

The fourth proportional to 22,335.15, 30,822.37 and 12,263.77 is: 16,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335.15 : 30,822.37 = 12,263.77 : x
  2. Step 2: Convert to fraction form
    22,335.15/30,822.37 = 12,263.77/x
  3. Step 3: Cross multiply
    22,335.15x = 30,822.37 × 12,263.77
  4. Step 4: Simplify right side
    22,335.15x = 377,998,456.53
  5. Step 5: Solve for x
    x = 377,998,456.53/22,335.15
  6. Step 6: Final answer
    x = 16,923.93

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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.