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Finding the Fourth Proportional to 32,158.68, 48,220.74 and 11,379.48

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Solution

The fourth proportional to 32,158.68, 48,220.74 and 11,379.48 is: 17,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,158.68 : 48,220.74 = 11,379.48 : x
  2. Step 2: Convert to fraction form
    32,158.68/48,220.74 = 11,379.48/x
  3. Step 3: Cross multiply
    32,158.68x = 48,220.74 × 11,379.48
  4. Step 4: Simplify right side
    32,158.68x = 548,726,946.42
  5. Step 5: Solve for x
    x = 548,726,946.42/32,158.68
  6. Step 6: Final answer
    x = 17,063.11

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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.