Home / 13,352.13-20,010.66-9,825.62

Finding the Fourth Proportional to 13,352.13, 20,010.66 and 9,825.62

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Solution

The fourth proportional to 13,352.13, 20,010.66 and 9,825.62 is: 14,725.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.13 : 20,010.66 = 9,825.62 : x
  2. Step 2: Convert to fraction form
    13,352.13/20,010.66 = 9,825.62/x
  3. Step 3: Cross multiply
    13,352.13x = 20,010.66 × 9,825.62
  4. Step 4: Simplify right side
    13,352.13x = 196,617,141.11
  5. Step 5: Solve for x
    x = 196,617,141.11/13,352.13
  6. Step 6: Final answer
    x = 14,725.53

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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.