Home / 22,391.23-30,912.70-14,847.82

Finding the Fourth Proportional to 22,391.23, 30,912.70 and 14,847.82

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Solution

The fourth proportional to 22,391.23, 30,912.70 and 14,847.82 is: 20,498.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,391.23 : 30,912.70 = 14,847.82 : x
  2. Step 2: Convert to fraction form
    22,391.23/30,912.70 = 14,847.82/x
  3. Step 3: Cross multiply
    22,391.23x = 30,912.70 × 14,847.82
  4. Step 4: Simplify right side
    22,391.23x = 458,986,205.31
  5. Step 5: Solve for x
    x = 458,986,205.31/22,391.23
  6. Step 6: Final answer
    x = 20,498.48

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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.