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Finding the Fourth Proportional to 32,665.59, 48,998.21 and 11,889.09

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Solution

The fourth proportional to 32,665.59, 48,998.21 and 11,889.09 is: 17,833.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,665.59 : 48,998.21 = 11,889.09 : x
  2. Step 2: Convert to fraction form
    32,665.59/48,998.21 = 11,889.09/x
  3. Step 3: Cross multiply
    32,665.59x = 48,998.21 × 11,889.09
  4. Step 4: Simplify right side
    32,665.59x = 582,544,069.08
  5. Step 5: Solve for x
    x = 582,544,069.08/32,665.59
  6. Step 6: Final answer
    x = 17,833.57

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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.