Home / 22,133.66-30,544.45-12,197.66

Finding the Fourth Proportional to 22,133.66, 30,544.45 and 12,197.66

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Solution

The fourth proportional to 22,133.66, 30,544.45 and 12,197.66 is: 16,832.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,133.66 : 30,544.45 = 12,197.66 : x
  2. Step 2: Convert to fraction form
    22,133.66/30,544.45 = 12,197.66/x
  3. Step 3: Cross multiply
    22,133.66x = 30,544.45 × 12,197.66
  4. Step 4: Simplify right side
    22,133.66x = 372,570,655.70
  5. Step 5: Solve for x
    x = 372,570,655.70/22,133.66
  6. Step 6: Final answer
    x = 16,832.77

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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.