Home / 24,121.92-33,288.84-13,513.71

Finding the Fourth Proportional to 24,121.92, 33,288.84 and 13,513.71

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Solution

The fourth proportional to 24,121.92, 33,288.84 and 13,513.71 is: 18,649.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.92 : 33,288.84 = 13,513.71 : x
  2. Step 2: Convert to fraction form
    24,121.92/33,288.84 = 13,513.71/x
  3. Step 3: Cross multiply
    24,121.92x = 33,288.84 × 13,513.71
  4. Step 4: Simplify right side
    24,121.92x = 449,855,730.00
  5. Step 5: Solve for x
    x = 449,855,730.00/24,121.92
  6. Step 6: Final answer
    x = 18,649.25

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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.