Home / 32,650.80-48,974.37-12,931.35

Finding the Fourth Proportional to 32,650.80, 48,974.37 and 12,931.35

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Solution

The fourth proportional to 32,650.80, 48,974.37 and 12,931.35 is: 19,396.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,650.80 : 48,974.37 = 12,931.35 : x
  2. Step 2: Convert to fraction form
    32,650.80/48,974.37 = 12,931.35/x
  3. Step 3: Cross multiply
    32,650.80x = 48,974.37 × 12,931.35
  4. Step 4: Simplify right side
    32,650.80x = 633,304,560.09
  5. Step 5: Solve for x
    x = 633,304,560.09/32,650.80
  6. Step 6: Final answer
    x = 19,396.30

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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.