Home / 13,441.13-20,161.70-5,233.13

Finding the Fourth Proportional to 13,441.13, 20,161.70 and 5,233.13

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Solution

The fourth proportional to 13,441.13, 20,161.70 and 5,233.13 is: 7,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.13 : 20,161.70 = 5,233.13 : x
  2. Step 2: Convert to fraction form
    13,441.13/20,161.70 = 5,233.13/x
  3. Step 3: Cross multiply
    13,441.13x = 20,161.70 × 5,233.13
  4. Step 4: Simplify right side
    13,441.13x = 105,508,797.12
  5. Step 5: Solve for x
    x = 105,508,797.12/13,441.13
  6. Step 6: Final answer
    x = 7,849.70

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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.