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Finding the Fourth Proportional to 32,017.60, 48,060.21 and 17,989.61

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Solution

The fourth proportional to 32,017.60, 48,060.21 and 17,989.61 is: 27,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,017.60 : 48,060.21 = 17,989.61 : x
  2. Step 2: Convert to fraction form
    32,017.60/48,060.21 = 17,989.61/x
  3. Step 3: Cross multiply
    32,017.60x = 48,060.21 × 17,989.61
  4. Step 4: Simplify right side
    32,017.60x = 864,584,344.47
  5. Step 5: Solve for x
    x = 864,584,344.47/32,017.60
  6. Step 6: Final answer
    x = 27,003.41

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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.