Home / 22,342.69-30,832.75-12,133.92

Finding the Fourth Proportional to 22,342.69, 30,832.75 and 12,133.92

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Solution

The fourth proportional to 22,342.69, 30,832.75 and 12,133.92 is: 16,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,342.69 : 30,832.75 = 12,133.92 : x
  2. Step 2: Convert to fraction form
    22,342.69/30,832.75 = 12,133.92/x
  3. Step 3: Cross multiply
    22,342.69x = 30,832.75 × 12,133.92
  4. Step 4: Simplify right side
    22,342.69x = 374,122,121.88
  5. Step 5: Solve for x
    x = 374,122,121.88/22,342.69
  6. Step 6: Final answer
    x = 16,744.72

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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.