Home / 19,132.16-28,694.88-8,741.44

Finding the Fourth Proportional to 19,132.16, 28,694.88 and 8,741.44

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Solution

The fourth proportional to 19,132.16, 28,694.88 and 8,741.44 is: 13,110.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.16 : 28,694.88 = 8,741.44 : x
  2. Step 2: Convert to fraction form
    19,132.16/28,694.88 = 8,741.44/x
  3. Step 3: Cross multiply
    19,132.16x = 28,694.88 × 8,741.44
  4. Step 4: Simplify right side
    19,132.16x = 250,834,571.83
  5. Step 5: Solve for x
    x = 250,834,571.83/19,132.16
  6. Step 6: Final answer
    x = 13,110.62

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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.