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Finding the Fourth Proportional to 32,172.78, 48,265.65 and 11,393.58

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Solution

The fourth proportional to 32,172.78, 48,265.65 and 11,393.58 is: 17,092.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,172.78 : 48,265.65 = 11,393.58 : x
  2. Step 2: Convert to fraction form
    32,172.78/48,265.65 = 11,393.58/x
  3. Step 3: Cross multiply
    32,172.78x = 48,265.65 × 11,393.58
  4. Step 4: Simplify right side
    32,172.78x = 549,918,544.53
  5. Step 5: Solve for x
    x = 549,918,544.53/32,172.78
  6. Step 6: Final answer
    x = 17,092.66

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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.