Home / 39,149.42-54,027.41-23,013.77

Finding the Fourth Proportional to 39,149.42, 54,027.41 and 23,013.77

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Solution

The fourth proportional to 39,149.42, 54,027.41 and 23,013.77 is: 31,759.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,149.42 : 54,027.41 = 23,013.77 : x
  2. Step 2: Convert to fraction form
    39,149.42/54,027.41 = 23,013.77/x
  3. Step 3: Cross multiply
    39,149.42x = 54,027.41 × 23,013.77
  4. Step 4: Simplify right side
    39,149.42x = 1,243,374,407.44
  5. Step 5: Solve for x
    x = 1,243,374,407.44/39,149.42
  6. Step 6: Final answer
    x = 31,759.71

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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.