Home / 13,353.13-20,012.16-9,826.62

Finding the Fourth Proportional to 13,353.13, 20,012.16 and 9,826.62

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Solution

The fourth proportional to 13,353.13, 20,012.16 and 9,826.62 is: 14,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.13 : 20,012.16 = 9,826.62 : x
  2. Step 2: Convert to fraction form
    13,353.13/20,012.16 = 9,826.62/x
  3. Step 3: Cross multiply
    13,353.13x = 20,012.16 × 9,826.62
  4. Step 4: Simplify right side
    13,353.13x = 196,651,891.70
  5. Step 5: Solve for x
    x = 196,651,891.70/13,353.13
  6. Step 6: Final answer
    x = 14,727.03

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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.