Home / 15,832.26-21,847.83-8,758.53

Finding the Fourth Proportional to 15,832.26, 21,847.83 and 8,758.53

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Solution

The fourth proportional to 15,832.26, 21,847.83 and 8,758.53 is: 12,086.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,832.26 : 21,847.83 = 8,758.53 : x
  2. Step 2: Convert to fraction form
    15,832.26/21,847.83 = 8,758.53/x
  3. Step 3: Cross multiply
    15,832.26x = 21,847.83 × 8,758.53
  4. Step 4: Simplify right side
    15,832.26x = 191,354,841.65
  5. Step 5: Solve for x
    x = 191,354,841.65/15,832.26
  6. Step 6: Final answer
    x = 12,086.39

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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.