Home / 19,924.52-29,906.94-13,329.32

Finding the Fourth Proportional to 19,924.52, 29,906.94 and 13,329.32

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Solution

The fourth proportional to 19,924.52, 29,906.94 and 13,329.32 is: 20,007.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,924.52 : 29,906.94 = 13,329.32 : x
  2. Step 2: Convert to fraction form
    19,924.52/29,906.94 = 13,329.32/x
  3. Step 3: Cross multiply
    19,924.52x = 29,906.94 × 13,329.32
  4. Step 4: Simplify right side
    19,924.52x = 398,639,173.48
  5. Step 5: Solve for x
    x = 398,639,173.48/19,924.52
  6. Step 6: Final answer
    x = 20,007.47

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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.