Home / 39,376.75-54,339.93-25,248.73

Finding the Fourth Proportional to 39,376.75, 54,339.93 and 25,248.73

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Solution

The fourth proportional to 39,376.75, 54,339.93 and 25,248.73 is: 34,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,376.75 : 54,339.93 = 25,248.73 : x
  2. Step 2: Convert to fraction form
    39,376.75/54,339.93 = 25,248.73/x
  3. Step 3: Cross multiply
    39,376.75x = 54,339.93 × 25,248.73
  4. Step 4: Simplify right side
    39,376.75x = 1,372,014,220.79
  5. Step 5: Solve for x
    x = 1,372,014,220.79/39,376.75
  6. Step 6: Final answer
    x = 34,843.26

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Half scale
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Double scale
Find fourth proportional to 39,377.75, 54,341.31 and 25,249.73
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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.