Home / 16,911.60-25,374.60-10,676.40

Finding the Fourth Proportional to 16,911.60, 25,374.60 and 10,676.40

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Solution

The fourth proportional to 16,911.60, 25,374.60 and 10,676.40 is: 16,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.60 : 25,374.60 = 10,676.40 : x
  2. Step 2: Convert to fraction form
    16,911.60/25,374.60 = 10,676.40/x
  3. Step 3: Cross multiply
    16,911.60x = 25,374.60 × 10,676.40
  4. Step 4: Simplify right side
    16,911.60x = 270,909,379.44
  5. Step 5: Solve for x
    x = 270,909,379.44/16,911.60
  6. Step 6: Final answer
    x = 16,019.15

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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.