Home / 22,334.78-30,822.34-12,263.08

Finding the Fourth Proportional to 22,334.78, 30,822.34 and 12,263.08

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Solution

The fourth proportional to 22,334.78, 30,822.34 and 12,263.08 is: 16,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,334.78 : 30,822.34 = 12,263.08 : x
  2. Step 2: Convert to fraction form
    22,334.78/30,822.34 = 12,263.08/x
  3. Step 3: Cross multiply
    22,334.78x = 30,822.34 × 12,263.08
  4. Step 4: Simplify right side
    22,334.78x = 377,976,821.21
  5. Step 5: Solve for x
    x = 377,976,821.21/22,334.78
  6. Step 6: Final answer
    x = 16,923.24

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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.