Home / 19,219.14-28,788.26-16,287.14

Finding the Fourth Proportional to 19,219.14, 28,788.26 and 16,287.14

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Solution

The fourth proportional to 19,219.14, 28,788.26 and 16,287.14 is: 24,396.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.14 : 28,788.26 = 16,287.14 : x
  2. Step 2: Convert to fraction form
    19,219.14/28,788.26 = 16,287.14/x
  3. Step 3: Cross multiply
    19,219.14x = 28,788.26 × 16,287.14
  4. Step 4: Simplify right side
    19,219.14x = 468,878,195.60
  5. Step 5: Solve for x
    x = 468,878,195.60/19,219.14
  6. Step 6: Final answer
    x = 24,396.42

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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.