Home / 19,992.60-30,033.45-16,712.10

Finding the Fourth Proportional to 19,992.60, 30,033.45 and 16,712.10

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Solution

The fourth proportional to 19,992.60, 30,033.45 and 16,712.10 is: 25,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.60 : 30,033.45 = 16,712.10 : x
  2. Step 2: Convert to fraction form
    19,992.60/30,033.45 = 16,712.10/x
  3. Step 3: Cross multiply
    19,992.60x = 30,033.45 × 16,712.10
  4. Step 4: Simplify right side
    19,992.60x = 501,922,019.75
  5. Step 5: Solve for x
    x = 501,922,019.75/19,992.60
  6. Step 6: Final answer
    x = 25,105.39

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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.