Home / 22,252.81-30,707.62-12,179.25

Finding the Fourth Proportional to 22,252.81, 30,707.62 and 12,179.25

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Solution

The fourth proportional to 22,252.81, 30,707.62 and 12,179.25 is: 16,806.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,252.81 : 30,707.62 = 12,179.25 : x
  2. Step 2: Convert to fraction form
    22,252.81/30,707.62 = 12,179.25/x
  3. Step 3: Cross multiply
    22,252.81x = 30,707.62 × 12,179.25
  4. Step 4: Simplify right side
    22,252.81x = 373,995,780.89
  5. Step 5: Solve for x
    x = 373,995,780.89/22,252.81
  6. Step 6: Final answer
    x = 16,806.68

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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.