Home / 33,234.36-45,862.72-18,330.36

Finding the Fourth Proportional to 33,234.36, 45,862.72 and 18,330.36

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Solution

The fourth proportional to 33,234.36, 45,862.72 and 18,330.36 is: 25,295.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,234.36 : 45,862.72 = 18,330.36 : x
  2. Step 2: Convert to fraction form
    33,234.36/45,862.72 = 18,330.36/x
  3. Step 3: Cross multiply
    33,234.36x = 45,862.72 × 18,330.36
  4. Step 4: Simplify right side
    33,234.36x = 840,680,168.18
  5. Step 5: Solve for x
    x = 840,680,168.18/33,234.36
  6. Step 6: Final answer
    x = 25,295.51

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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.