Home / 32,338.20-48,429.48-21,918.36

Finding the Fourth Proportional to 32,338.20, 48,429.48 and 21,918.36

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Solution

The fourth proportional to 32,338.20, 48,429.48 and 21,918.36 is: 32,824.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,338.20 : 48,429.48 = 21,918.36 : x
  2. Step 2: Convert to fraction form
    32,338.20/48,429.48 = 21,918.36/x
  3. Step 3: Cross multiply
    32,338.20x = 48,429.48 × 21,918.36
  4. Step 4: Simplify right side
    32,338.20x = 1,061,494,777.25
  5. Step 5: Solve for x
    x = 1,061,494,777.25/32,338.20
  6. Step 6: Final answer
    x = 32,824.79

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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.