Home / 22,189.44-30,614.08-14,639.52

Finding the Fourth Proportional to 22,189.44, 30,614.08 and 14,639.52

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Solution

The fourth proportional to 22,189.44, 30,614.08 and 14,639.52 is: 20,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,189.44 : 30,614.08 = 14,639.52 : x
  2. Step 2: Convert to fraction form
    22,189.44/30,614.08 = 14,639.52/x
  3. Step 3: Cross multiply
    22,189.44x = 30,614.08 × 14,639.52
  4. Step 4: Simplify right side
    22,189.44x = 448,175,436.44
  5. Step 5: Solve for x
    x = 448,175,436.44/22,189.44
  6. Step 6: Final answer
    x = 20,197.69

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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.