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Finding the Fourth Proportional to 32,879.88, 49,324.50 and 10,686.06

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Solution

The fourth proportional to 32,879.88, 49,324.50 and 10,686.06 is: 16,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,879.88 : 49,324.50 = 10,686.06 : x
  2. Step 2: Convert to fraction form
    32,879.88/49,324.50 = 10,686.06/x
  3. Step 3: Cross multiply
    32,879.88x = 49,324.50 × 10,686.06
  4. Step 4: Simplify right side
    32,879.88x = 527,084,566.47
  5. Step 5: Solve for x
    x = 527,084,566.47/32,879.88
  6. Step 6: Final answer
    x = 16,030.61

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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.