Home / 18,067.32-27,117.18-15,124.19

Finding the Fourth Proportional to 18,067.32, 27,117.18 and 15,124.19

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Solution

The fourth proportional to 18,067.32, 27,117.18 and 15,124.19 is: 22,699.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.32 : 27,117.18 = 15,124.19 : x
  2. Step 2: Convert to fraction form
    18,067.32/27,117.18 = 15,124.19/x
  3. Step 3: Cross multiply
    18,067.32x = 27,117.18 × 15,124.19
  4. Step 4: Simplify right side
    18,067.32x = 410,125,247.00
  5. Step 5: Solve for x
    x = 410,125,247.00/18,067.32
  6. Step 6: Final answer
    x = 22,699.84

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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.