Home / 32,556.60-48,907.80-31,317.30

Finding the Fourth Proportional to 32,556.60, 48,907.80 and 31,317.30

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Solution

The fourth proportional to 32,556.60, 48,907.80 and 31,317.30 is: 47,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,556.60 : 48,907.80 = 31,317.30 : x
  2. Step 2: Convert to fraction form
    32,556.60/48,907.80 = 31,317.30/x
  3. Step 3: Cross multiply
    32,556.60x = 48,907.80 × 31,317.30
  4. Step 4: Simplify right side
    32,556.60x = 1,531,660,244.94
  5. Step 5: Solve for x
    x = 1,531,660,244.94/32,556.60
  6. Step 6: Final answer
    x = 47,046.07

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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.