Home / 16,081.63-23,979.84-15,009.19

Finding the Fourth Proportional to 16,081.63, 23,979.84 and 15,009.19

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Solution

The fourth proportional to 16,081.63, 23,979.84 and 15,009.19 is: 22,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,081.63 : 23,979.84 = 15,009.19 : x
  2. Step 2: Convert to fraction form
    16,081.63/23,979.84 = 15,009.19/x
  3. Step 3: Cross multiply
    16,081.63x = 23,979.84 × 15,009.19
  4. Step 4: Simplify right side
    16,081.63x = 359,917,974.73
  5. Step 5: Solve for x
    x = 359,917,974.73/16,081.63
  6. Step 6: Final answer
    x = 22,380.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.