Home / 14,759.21-22,144.59-8,515.94

Finding the Fourth Proportional to 14,759.21, 22,144.59 and 8,515.94

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Solution

The fourth proportional to 14,759.21, 22,144.59 and 8,515.94 is: 12,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,759.21 : 22,144.59 = 8,515.94 : x
  2. Step 2: Convert to fraction form
    14,759.21/22,144.59 = 8,515.94/x
  3. Step 3: Cross multiply
    14,759.21x = 22,144.59 × 8,515.94
  4. Step 4: Simplify right side
    14,759.21x = 188,581,889.04
  5. Step 5: Solve for x
    x = 188,581,889.04/14,759.21
  6. Step 6: Final answer
    x = 12,777.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.