Home / 22,170.41-30,600.28-14,618.07

Finding the Fourth Proportional to 22,170.41, 30,600.28 and 14,618.07

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Solution

The fourth proportional to 22,170.41, 30,600.28 and 14,618.07 is: 20,176.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170.41 : 30,600.28 = 14,618.07 : x
  2. Step 2: Convert to fraction form
    22,170.41/30,600.28 = 14,618.07/x
  3. Step 3: Cross multiply
    22,170.41x = 30,600.28 × 14,618.07
  4. Step 4: Simplify right side
    22,170.41x = 447,317,053.33
  5. Step 5: Solve for x
    x = 447,317,053.33/22,170.41
  6. Step 6: Final answer
    x = 20,176.31

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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.