Home / 16,589.70-22,922.92-13,259.99

Finding the Fourth Proportional to 16,589.70, 22,922.92 and 13,259.99

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Solution

The fourth proportional to 16,589.70, 22,922.92 and 13,259.99 is: 18,322.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,589.70 : 22,922.92 = 13,259.99 : x
  2. Step 2: Convert to fraction form
    16,589.70/22,922.92 = 13,259.99/x
  3. Step 3: Cross multiply
    16,589.70x = 22,922.92 × 13,259.99
  4. Step 4: Simplify right side
    16,589.70x = 303,957,763.85
  5. Step 5: Solve for x
    x = 303,957,763.85/16,589.70
  6. Step 6: Final answer
    x = 18,322.08

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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.