Home / 27,268.20-37,648.76-20,883.51

Finding the Fourth Proportional to 27,268.20, 37,648.76 and 20,883.51

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Solution

The fourth proportional to 27,268.20, 37,648.76 and 20,883.51 is: 28,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.20 : 37,648.76 = 20,883.51 : x
  2. Step 2: Convert to fraction form
    27,268.20/37,648.76 = 20,883.51/x
  3. Step 3: Cross multiply
    27,268.20x = 37,648.76 × 20,883.51
  4. Step 4: Simplify right side
    27,268.20x = 786,238,151.53
  5. Step 5: Solve for x
    x = 786,238,151.53/27,268.20
  6. Step 6: Final answer
    x = 28,833.52

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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.