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Finding the Fourth Proportional to 32,276.56, 48,407.28 and 8,904.88

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Solution

The fourth proportional to 32,276.56, 48,407.28 and 8,904.88 is: 13,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,276.56 : 48,407.28 = 8,904.88 : x
  2. Step 2: Convert to fraction form
    32,276.56/48,407.28 = 8,904.88/x
  3. Step 3: Cross multiply
    32,276.56x = 48,407.28 × 8,904.88
  4. Step 4: Simplify right side
    32,276.56x = 431,061,019.53
  5. Step 5: Solve for x
    x = 431,061,019.53/32,276.56
  6. Step 6: Final answer
    x = 13,355.23

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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.