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Finding the Fourth Proportional to 32,787.92, 45,245.64 and 17,881.04

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Solution

The fourth proportional to 32,787.92, 45,245.64 and 17,881.04 is: 24,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,787.92 : 45,245.64 = 17,881.04 : x
  2. Step 2: Convert to fraction form
    32,787.92/45,245.64 = 17,881.04/x
  3. Step 3: Cross multiply
    32,787.92x = 45,245.64 × 17,881.04
  4. Step 4: Simplify right side
    32,787.92x = 809,039,098.67
  5. Step 5: Solve for x
    x = 809,039,098.67/32,787.92
  6. Step 6: Final answer
    x = 24,674.91

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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.