Home / 52,835.76-72,915.64-31,610.96

Finding the Fourth Proportional to 52,835.76, 72,915.64 and 31,610.96

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Solution

The fourth proportional to 52,835.76, 72,915.64 and 31,610.96 is: 43,624.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,835.76 : 72,915.64 = 31,610.96 : x
  2. Step 2: Convert to fraction form
    52,835.76/72,915.64 = 31,610.96/x
  3. Step 3: Cross multiply
    52,835.76x = 72,915.64 × 31,610.96
  4. Step 4: Simplify right side
    52,835.76x = 2,304,933,379.41
  5. Step 5: Solve for x
    x = 2,304,933,379.41/52,835.76
  6. Step 6: Final answer
    x = 43,624.50

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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.