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Finding the Fourth Proportional to 32,615.30, 48,816.84 and 17,787.44

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Solution

The fourth proportional to 32,615.30, 48,816.84 and 17,787.44 is: 26,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.30 : 48,816.84 = 17,787.44 : x
  2. Step 2: Convert to fraction form
    32,615.30/48,816.84 = 17,787.44/x
  3. Step 3: Cross multiply
    32,615.30x = 48,816.84 × 17,787.44
  4. Step 4: Simplify right side
    32,615.30x = 868,326,612.49
  5. Step 5: Solve for x
    x = 868,326,612.49/32,615.30
  6. Step 6: Final answer
    x = 26,623.29

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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.