Home / 19,254.28-28,882.44-5,404.36

Finding the Fourth Proportional to 19,254.28, 28,882.44 and 5,404.36

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Solution

The fourth proportional to 19,254.28, 28,882.44 and 5,404.36 is: 8,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.28 : 28,882.44 = 5,404.36 : x
  2. Step 2: Convert to fraction form
    19,254.28/28,882.44 = 5,404.36/x
  3. Step 3: Cross multiply
    19,254.28x = 28,882.44 × 5,404.36
  4. Step 4: Simplify right side
    19,254.28x = 156,091,103.44
  5. Step 5: Solve for x
    x = 156,091,103.44/19,254.28
  6. Step 6: Final answer
    x = 8,106.83

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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.