Home / 22,267.08-30,728.91-12,196.46

Finding the Fourth Proportional to 22,267.08, 30,728.91 and 12,196.46

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Solution

The fourth proportional to 22,267.08, 30,728.91 and 12,196.46 is: 16,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,267.08 : 30,728.91 = 12,196.46 : x
  2. Step 2: Convert to fraction form
    22,267.08/30,728.91 = 12,196.46/x
  3. Step 3: Cross multiply
    22,267.08x = 30,728.91 × 12,196.46
  4. Step 4: Simplify right side
    22,267.08x = 374,783,921.66
  5. Step 5: Solve for x
    x = 374,783,921.66/22,267.08
  6. Step 6: Final answer
    x = 16,831.30

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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.