Home / 20,610.03-28,452.87-16,124.25

Finding the Fourth Proportional to 20,610.03, 28,452.87 and 16,124.25

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Solution

The fourth proportional to 20,610.03, 28,452.87 and 16,124.25 is: 22,260.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,610.03 : 28,452.87 = 16,124.25 : x
  2. Step 2: Convert to fraction form
    20,610.03/28,452.87 = 16,124.25/x
  3. Step 3: Cross multiply
    20,610.03x = 28,452.87 × 16,124.25
  4. Step 4: Simplify right side
    20,610.03x = 458,781,189.10
  5. Step 5: Solve for x
    x = 458,781,189.10/20,610.03
  6. Step 6: Final answer
    x = 22,260.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.