Home / 20,214.86-27,896.49-11,262.93

Finding the Fourth Proportional to 20,214.86, 27,896.49 and 11,262.93

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Solution

The fourth proportional to 20,214.86, 27,896.49 and 11,262.93 is: 15,542.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,214.86 : 27,896.49 = 11,262.93 : x
  2. Step 2: Convert to fraction form
    20,214.86/27,896.49 = 11,262.93/x
  3. Step 3: Cross multiply
    20,214.86x = 27,896.49 × 11,262.93
  4. Step 4: Simplify right side
    20,214.86x = 314,196,214.12
  5. Step 5: Solve for x
    x = 314,196,214.12/20,214.86
  6. Step 6: Final answer
    x = 15,542.84

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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.