Home / 39,778.25-54,880.31-24,665.47

Finding the Fourth Proportional to 39,778.25, 54,880.31 and 24,665.47

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Solution

The fourth proportional to 39,778.25, 54,880.31 and 24,665.47 is: 34,029.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,778.25 : 54,880.31 = 24,665.47 : x
  2. Step 2: Convert to fraction form
    39,778.25/54,880.31 = 24,665.47/x
  3. Step 3: Cross multiply
    39,778.25x = 54,880.31 × 24,665.47
  4. Step 4: Simplify right side
    39,778.25x = 1,353,648,365.49
  5. Step 5: Solve for x
    x = 1,353,648,365.49/39,778.25
  6. Step 6: Final answer
    x = 34,029.87

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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.