Home / 16,201.31-22,344.59-13,604.23

Finding the Fourth Proportional to 16,201.31, 22,344.59 and 13,604.23

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Solution

The fourth proportional to 16,201.31, 22,344.59 and 13,604.23 is: 18,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,201.31 : 22,344.59 = 13,604.23 : x
  2. Step 2: Convert to fraction form
    16,201.31/22,344.59 = 13,604.23/x
  3. Step 3: Cross multiply
    16,201.31x = 22,344.59 × 13,604.23
  4. Step 4: Simplify right side
    16,201.31x = 303,980,761.87
  5. Step 5: Solve for x
    x = 303,980,761.87/16,201.31
  6. Step 6: Final answer
    x = 18,762.73

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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.