Home / 18,006.93-27,012.27-10,111.86

Finding the Fourth Proportional to 18,006.93, 27,012.27 and 10,111.86

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Solution

The fourth proportional to 18,006.93, 27,012.27 and 10,111.86 is: 15,168.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,006.93 : 27,012.27 = 10,111.86 : x
  2. Step 2: Convert to fraction form
    18,006.93/27,012.27 = 10,111.86/x
  3. Step 3: Cross multiply
    18,006.93x = 27,012.27 × 10,111.86
  4. Step 4: Simplify right side
    18,006.93x = 273,144,292.52
  5. Step 5: Solve for x
    x = 273,144,292.52/18,006.93
  6. Step 6: Final answer
    x = 15,168.84

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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.