Home / 38,493.40-57,740.10-34,216.60

Finding the Fourth Proportional to 38,493.40, 57,740.10 and 34,216.60

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Solution

The fourth proportional to 38,493.40, 57,740.10 and 34,216.60 is: 51,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,493.40 : 57,740.10 = 34,216.60 : x
  2. Step 2: Convert to fraction form
    38,493.40/57,740.10 = 34,216.60/x
  3. Step 3: Cross multiply
    38,493.40x = 57,740.10 × 34,216.60
  4. Step 4: Simplify right side
    38,493.40x = 1,975,669,905.66
  5. Step 5: Solve for x
    x = 1,975,669,905.66/38,493.40
  6. Step 6: Final answer
    x = 51,324.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.