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Finding the Fourth Proportional to 32,655.52, 49,005.10 and 11,879.02

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Solution

The fourth proportional to 32,655.52, 49,005.10 and 11,879.02 is: 17,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,655.52 : 49,005.10 = 11,879.02 : x
  2. Step 2: Convert to fraction form
    32,655.52/49,005.10 = 11,879.02/x
  3. Step 3: Cross multiply
    32,655.52x = 49,005.10 × 11,879.02
  4. Step 4: Simplify right side
    32,655.52x = 582,132,639.11
  5. Step 5: Solve for x
    x = 582,132,639.11/32,655.52
  6. Step 6: Final answer
    x = 17,826.47

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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.