Home / 24,121.68-33,288.48-13,511.76

Finding the Fourth Proportional to 24,121.68, 33,288.48 and 13,511.76

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Solution

The fourth proportional to 24,121.68, 33,288.48 and 13,511.76 is: 18,646.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.68 : 33,288.48 = 13,511.76 : x
  2. Step 2: Convert to fraction form
    24,121.68/33,288.48 = 13,511.76/x
  3. Step 3: Cross multiply
    24,121.68x = 33,288.48 × 13,511.76
  4. Step 4: Simplify right side
    24,121.68x = 449,785,952.52
  5. Step 5: Solve for x
    x = 449,785,952.52/24,121.68
  6. Step 6: Final answer
    x = 18,646.54

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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.