Home / 39,093.24-53,948.66-21,188.25

Finding the Fourth Proportional to 39,093.24, 53,948.66 and 21,188.25

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Solution

The fourth proportional to 39,093.24, 53,948.66 and 21,188.25 is: 29,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,093.24 : 53,948.66 = 21,188.25 : x
  2. Step 2: Convert to fraction form
    39,093.24/53,948.66 = 21,188.25/x
  3. Step 3: Cross multiply
    39,093.24x = 53,948.66 × 21,188.25
  4. Step 4: Simplify right side
    39,093.24x = 1,143,077,589.30
  5. Step 5: Solve for x
    x = 1,143,077,589.30/39,093.24
  6. Step 6: Final answer
    x = 29,239.78

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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.