Home / 13,352.05-20,010.55-9,825.54

Finding the Fourth Proportional to 13,352.05, 20,010.55 and 9,825.54

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Solution

The fourth proportional to 13,352.05, 20,010.55 and 9,825.54 is: 14,725.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.05 : 20,010.55 = 9,825.54 : x
  2. Step 2: Convert to fraction form
    13,352.05/20,010.55 = 9,825.54/x
  3. Step 3: Cross multiply
    13,352.05x = 20,010.55 × 9,825.54
  4. Step 4: Simplify right side
    13,352.05x = 196,614,459.45
  5. Step 5: Solve for x
    x = 196,614,459.45/13,352.05
  6. Step 6: Final answer
    x = 14,725.42

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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.