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Finding the Fourth Proportional to 32,275.84, 48,408.04 and 8,904.08

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Solution

The fourth proportional to 32,275.84, 48,408.04 and 8,904.08 is: 13,354.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,275.84 : 48,408.04 = 8,904.08 : x
  2. Step 2: Convert to fraction form
    32,275.84/48,408.04 = 8,904.08/x
  3. Step 3: Cross multiply
    32,275.84x = 48,408.04 × 8,904.08
  4. Step 4: Simplify right side
    32,275.84x = 431,029,060.80
  5. Step 5: Solve for x
    x = 431,029,060.80/32,275.84
  6. Step 6: Final answer
    x = 13,354.54

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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.