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Finding the Fourth Proportional to 32,504.90, 48,764.03 and 10,317.78

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Solution

The fourth proportional to 32,504.90, 48,764.03 and 10,317.78 is: 15,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,504.90 : 48,764.03 = 10,317.78 : x
  2. Step 2: Convert to fraction form
    32,504.90/48,764.03 = 10,317.78/x
  3. Step 3: Cross multiply
    32,504.90x = 48,764.03 × 10,317.78
  4. Step 4: Simplify right side
    32,504.90x = 503,136,481.86
  5. Step 5: Solve for x
    x = 503,136,481.86/32,504.90
  6. Step 6: Final answer
    x = 15,478.79

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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.