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Finding the Fourth Proportional to 32,669.61, 45,083.75 and 17,765.61

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Solution

The fourth proportional to 32,669.61, 45,083.75 and 17,765.61 is: 24,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,669.61 : 45,083.75 = 17,765.61 : x
  2. Step 2: Convert to fraction form
    32,669.61/45,083.75 = 17,765.61/x
  3. Step 3: Cross multiply
    32,669.61x = 45,083.75 × 17,765.61
  4. Step 4: Simplify right side
    32,669.61x = 800,940,231.01
  5. Step 5: Solve for x
    x = 800,940,231.01/32,669.61
  6. Step 6: Final answer
    x = 24,516.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.