Home / 23,979.20-33,089.74-13,906.84

Finding the Fourth Proportional to 23,979.20, 33,089.74 and 13,906.84

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Solution

The fourth proportional to 23,979.20, 33,089.74 and 13,906.84 is: 19,190.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,979.20 : 33,089.74 = 13,906.84 : x
  2. Step 2: Convert to fraction form
    23,979.20/33,089.74 = 13,906.84/x
  3. Step 3: Cross multiply
    23,979.20x = 33,089.74 × 13,906.84
  4. Step 4: Simplify right side
    23,979.20x = 460,173,719.82
  5. Step 5: Solve for x
    x = 460,173,719.82/23,979.20
  6. Step 6: Final answer
    x = 19,190.54

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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.