Home / 49,296.78-73,945.12-11,856.83

Finding the Fourth Proportional to 49,296.78, 73,945.12 and 11,856.83

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Solution

The fourth proportional to 49,296.78, 73,945.12 and 11,856.83 is: 17,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,296.78 : 73,945.12 = 11,856.83 : x
  2. Step 2: Convert to fraction form
    49,296.78/73,945.12 = 11,856.83/x
  3. Step 3: Cross multiply
    49,296.78x = 73,945.12 × 11,856.83
  4. Step 4: Simplify right side
    49,296.78x = 876,754,717.17
  5. Step 5: Solve for x
    x = 876,754,717.17/49,296.78
  6. Step 6: Final answer
    x = 17,785.23

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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.