Home / 38,548.20-53,134.98-31,462.44

Finding the Fourth Proportional to 38,548.20, 53,134.98 and 31,462.44

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Solution

The fourth proportional to 38,548.20, 53,134.98 and 31,462.44 is: 43,367.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,548.20 : 53,134.98 = 31,462.44 : x
  2. Step 2: Convert to fraction form
    38,548.20/53,134.98 = 31,462.44/x
  3. Step 3: Cross multiply
    38,548.20x = 53,134.98 × 31,462.44
  4. Step 4: Simplify right side
    38,548.20x = 1,671,756,120.15
  5. Step 5: Solve for x
    x = 1,671,756,120.15/38,548.20
  6. Step 6: Final answer
    x = 43,367.94

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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.