Home / 32,644.75-48,959.26-20,780.73

Finding the Fourth Proportional to 32,644.75, 48,959.26 and 20,780.73

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Solution

The fourth proportional to 32,644.75, 48,959.26 and 20,780.73 is: 31,166.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,644.75 : 48,959.26 = 20,780.73 : x
  2. Step 2: Convert to fraction form
    32,644.75/48,959.26 = 20,780.73/x
  3. Step 3: Cross multiply
    32,644.75x = 48,959.26 × 20,780.73
  4. Step 4: Simplify right side
    32,644.75x = 1,017,409,031.86
  5. Step 5: Solve for x
    x = 1,017,409,031.86/32,644.75
  6. Step 6: Final answer
    x = 31,166.09

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1.5x scale

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.