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Finding the Fourth Proportional to 32,340.84, 44,629.92 and 18,193.70

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Solution

The fourth proportional to 32,340.84, 44,629.92 and 18,193.70 is: 25,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,340.84 : 44,629.92 = 18,193.70 : x
  2. Step 2: Convert to fraction form
    32,340.84/44,629.92 = 18,193.70/x
  3. Step 3: Cross multiply
    32,340.84x = 44,629.92 × 18,193.70
  4. Step 4: Simplify right side
    32,340.84x = 811,983,375.50
  5. Step 5: Solve for x
    x = 811,983,375.50/32,340.84
  6. Step 6: Final answer
    x = 25,107.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.