Home / 13,589.33-18,653.24-12,063.90

Finding the Fourth Proportional to 13,589.33, 18,653.24 and 12,063.90

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Solution

The fourth proportional to 13,589.33, 18,653.24 and 12,063.90 is: 16,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589.33 : 18,653.24 = 12,063.90 : x
  2. Step 2: Convert to fraction form
    13,589.33/18,653.24 = 12,063.90/x
  3. Step 3: Cross multiply
    13,589.33x = 18,653.24 × 12,063.90
  4. Step 4: Simplify right side
    13,589.33x = 225,030,822.04
  5. Step 5: Solve for x
    x = 225,030,822.04/13,589.33
  6. Step 6: Final answer
    x = 16,559.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.