Home / 33,178.48-45,785.82-19,031.02

Finding the Fourth Proportional to 33,178.48, 45,785.82 and 19,031.02

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Solution

The fourth proportional to 33,178.48, 45,785.82 and 19,031.02 is: 26,262.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,178.48 : 45,785.82 = 19,031.02 : x
  2. Step 2: Convert to fraction form
    33,178.48/45,785.82 = 19,031.02/x
  3. Step 3: Cross multiply
    33,178.48x = 45,785.82 × 19,031.02
  4. Step 4: Simplify right side
    33,178.48x = 871,350,856.14
  5. Step 5: Solve for x
    x = 871,350,856.14/33,178.48
  6. Step 6: Final answer
    x = 26,262.53

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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.