Home / 17,438.62-24,089.82-15,863.98

Finding the Fourth Proportional to 17,438.62, 24,089.82 and 15,863.98

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Solution

The fourth proportional to 17,438.62, 24,089.82 and 15,863.98 is: 21,914.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.62 : 24,089.82 = 15,863.98 : x
  2. Step 2: Convert to fraction form
    17,438.62/24,089.82 = 15,863.98/x
  3. Step 3: Cross multiply
    17,438.62x = 24,089.82 × 15,863.98
  4. Step 4: Simplify right side
    17,438.62x = 382,160,422.68
  5. Step 5: Solve for x
    x = 382,160,422.68/17,438.62
  6. Step 6: Final answer
    x = 21,914.60

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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.