Home / 26,282.48-36,287.52-20,221.94

Finding the Fourth Proportional to 26,282.48, 36,287.52 and 20,221.94

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Solution

The fourth proportional to 26,282.48, 36,287.52 and 20,221.94 is: 27,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,282.48 : 36,287.52 = 20,221.94 : x
  2. Step 2: Convert to fraction form
    26,282.48/36,287.52 = 20,221.94/x
  3. Step 3: Cross multiply
    26,282.48x = 36,287.52 × 20,221.94
  4. Step 4: Simplify right side
    26,282.48x = 733,804,052.19
  5. Step 5: Solve for x
    x = 733,804,052.19/26,282.48
  6. Step 6: Final answer
    x = 27,919.89

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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.