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Finding the Fourth Proportional to 32,706.56, 48,997.92 and 19,339.58

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Solution

The fourth proportional to 32,706.56, 48,997.92 and 19,339.58 is: 28,972.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,706.56 : 48,997.92 = 19,339.58 : x
  2. Step 2: Convert to fraction form
    32,706.56/48,997.92 = 19,339.58/x
  3. Step 3: Cross multiply
    32,706.56x = 48,997.92 × 19,339.58
  4. Step 4: Simplify right side
    32,706.56x = 947,599,193.67
  5. Step 5: Solve for x
    x = 947,599,193.67/32,706.56
  6. Step 6: Final answer
    x = 28,972.76

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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.