Home / 39,432.48-54,416.77-25,285.33

Finding the Fourth Proportional to 39,432.48, 54,416.77 and 25,285.33

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Solution

The fourth proportional to 39,432.48, 54,416.77 and 25,285.33 is: 34,893.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,432.48 : 54,416.77 = 25,285.33 : x
  2. Step 2: Convert to fraction form
    39,432.48/54,416.77 = 25,285.33/x
  3. Step 3: Cross multiply
    39,432.48x = 54,416.77 × 25,285.33
  4. Step 4: Simplify right side
    39,432.48x = 1,375,945,986.98
  5. Step 5: Solve for x
    x = 1,375,945,986.98/39,432.48
  6. Step 6: Final answer
    x = 34,893.72

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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.