Home / 19,204.95-28,811.13-5,878.83

Finding the Fourth Proportional to 19,204.95, 28,811.13 and 5,878.83

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Solution

The fourth proportional to 19,204.95, 28,811.13 and 5,878.83 is: 8,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,204.95 : 28,811.13 = 5,878.83 : x
  2. Step 2: Convert to fraction form
    19,204.95/28,811.13 = 5,878.83/x
  3. Step 3: Cross multiply
    19,204.95x = 28,811.13 × 5,878.83
  4. Step 4: Simplify right side
    19,204.95x = 169,375,735.38
  5. Step 5: Solve for x
    x = 169,375,735.38/19,204.95
  6. Step 6: Final answer
    x = 8,819.38

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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.