Home / 19,949.60-29,924.40-16,877.60

Finding the Fourth Proportional to 19,949.60, 29,924.40 and 16,877.60

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Solution

The fourth proportional to 19,949.60, 29,924.40 and 16,877.60 is: 25,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.60 : 29,924.40 = 16,877.60 : x
  2. Step 2: Convert to fraction form
    19,949.60/29,924.40 = 16,877.60/x
  3. Step 3: Cross multiply
    19,949.60x = 29,924.40 × 16,877.60
  4. Step 4: Simplify right side
    19,949.60x = 505,052,053.44
  5. Step 5: Solve for x
    x = 505,052,053.44/19,949.60
  6. Step 6: Final answer
    x = 25,316.40

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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.