Home / 22,224.58-30,669.45-12,152.90

Finding the Fourth Proportional to 22,224.58, 30,669.45 and 12,152.90

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Solution

The fourth proportional to 22,224.58, 30,669.45 and 12,152.90 is: 16,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224.58 : 30,669.45 = 12,152.90 : x
  2. Step 2: Convert to fraction form
    22,224.58/30,669.45 = 12,152.90/x
  3. Step 3: Cross multiply
    22,224.58x = 30,669.45 × 12,152.90
  4. Step 4: Simplify right side
    22,224.58x = 372,722,858.37
  5. Step 5: Solve for x
    x = 372,722,858.37/22,224.58
  6. Step 6: Final answer
    x = 16,770.75

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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.