Home / 33,163.29-45,765.36-18,259.29

Finding the Fourth Proportional to 33,163.29, 45,765.36 and 18,259.29

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Solution

The fourth proportional to 33,163.29, 45,765.36 and 18,259.29 is: 25,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,163.29 : 45,765.36 = 18,259.29 : x
  2. Step 2: Convert to fraction form
    33,163.29/45,765.36 = 18,259.29/x
  3. Step 3: Cross multiply
    33,163.29x = 45,765.36 × 18,259.29
  4. Step 4: Simplify right side
    33,163.29x = 835,642,980.19
  5. Step 5: Solve for x
    x = 835,642,980.19/33,163.29
  6. Step 6: Final answer
    x = 25,197.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.