Home / 30,266.36-41,750.29-18,163.59

Finding the Fourth Proportional to 30,266.36, 41,750.29 and 18,163.59

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Solution

The fourth proportional to 30,266.36, 41,750.29 and 18,163.59 is: 25,055.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.36 : 41,750.29 = 18,163.59 : x
  2. Step 2: Convert to fraction form
    30,266.36/41,750.29 = 18,163.59/x
  3. Step 3: Cross multiply
    30,266.36x = 41,750.29 × 18,163.59
  4. Step 4: Simplify right side
    30,266.36x = 758,335,148.76
  5. Step 5: Solve for x
    x = 758,335,148.76/30,266.36
  6. Step 6: Final answer
    x = 25,055.38

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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.