Home / 23,989.77-33,105.94-13,380.08

Finding the Fourth Proportional to 23,989.77, 33,105.94 and 13,380.08

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Solution

The fourth proportional to 23,989.77, 33,105.94 and 13,380.08 is: 18,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.77 : 33,105.94 = 13,380.08 : x
  2. Step 2: Convert to fraction form
    23,989.77/33,105.94 = 13,380.08/x
  3. Step 3: Cross multiply
    23,989.77x = 33,105.94 × 13,380.08
  4. Step 4: Simplify right side
    23,989.77x = 442,960,237.06
  5. Step 5: Solve for x
    x = 442,960,237.06/23,989.77
  6. Step 6: Final answer
    x = 18,464.55

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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.