Home / 23,193.42-32,006.93-13,121.65

Finding the Fourth Proportional to 23,193.42, 32,006.93 and 13,121.65

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Solution

The fourth proportional to 23,193.42, 32,006.93 and 13,121.65 is: 18,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,193.42 : 32,006.93 = 13,121.65 : x
  2. Step 2: Convert to fraction form
    23,193.42/32,006.93 = 13,121.65/x
  3. Step 3: Cross multiply
    23,193.42x = 32,006.93 × 13,121.65
  4. Step 4: Simplify right side
    23,193.42x = 419,983,601.21
  5. Step 5: Solve for x
    x = 419,983,601.21/23,193.42
  6. Step 6: Final answer
    x = 18,107.88

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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.