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Finding the Fourth Proportional to 39,509.57, 54,507.94 and 24,375.94

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Solution

The fourth proportional to 39,509.57, 54,507.94 and 24,375.94 is: 33,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509.57 : 54,507.94 = 24,375.94 : x
  2. Step 2: Convert to fraction form
    39,509.57/54,507.94 = 24,375.94/x
  3. Step 3: Cross multiply
    39,509.57x = 54,507.94 × 24,375.94
  4. Step 4: Simplify right side
    39,509.57x = 1,328,682,077.75
  5. Step 5: Solve for x
    x = 1,328,682,077.75/39,509.57
  6. Step 6: Final answer
    x = 33,629.37

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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.