Home / 13,363.04-20,022.67-7,116.42

Finding the Fourth Proportional to 13,363.04, 20,022.67 and 7,116.42

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Solution

The fourth proportional to 13,363.04, 20,022.67 and 7,116.42 is: 10,662.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.04 : 20,022.67 = 7,116.42 : x
  2. Step 2: Convert to fraction form
    13,363.04/20,022.67 = 7,116.42/x
  3. Step 3: Cross multiply
    13,363.04x = 20,022.67 × 7,116.42
  4. Step 4: Simplify right side
    13,363.04x = 142,489,729.24
  5. Step 5: Solve for x
    x = 142,489,729.24/13,363.04
  6. Step 6: Final answer
    x = 10,662.97

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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.