Home / 20,002.69-27,604.74-11,050.12

Finding the Fourth Proportional to 20,002.69, 27,604.74 and 11,050.12

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Solution

The fourth proportional to 20,002.69, 27,604.74 and 11,050.12 is: 15,249.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.69 : 27,604.74 = 11,050.12 : x
  2. Step 2: Convert to fraction form
    20,002.69/27,604.74 = 11,050.12/x
  3. Step 3: Cross multiply
    20,002.69x = 27,604.74 × 11,050.12
  4. Step 4: Simplify right side
    20,002.69x = 305,035,689.57
  5. Step 5: Solve for x
    x = 305,035,689.57/20,002.69
  6. Step 6: Final answer
    x = 15,249.73

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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.