Home / 39,375.57-54,357.66-27,285.21

Finding the Fourth Proportional to 39,375.57, 54,357.66 and 27,285.21

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Solution

The fourth proportional to 39,375.57, 54,357.66 and 27,285.21 is: 37,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.57 : 54,357.66 = 27,285.21 : x
  2. Step 2: Convert to fraction form
    39,375.57/54,357.66 = 27,285.21/x
  3. Step 3: Cross multiply
    39,375.57x = 54,357.66 × 27,285.21
  4. Step 4: Simplify right side
    39,375.57x = 1,483,160,168.21
  5. Step 5: Solve for x
    x = 1,483,160,168.21/39,375.57
  6. Step 6: Final answer
    x = 37,667.01

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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.