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Finding the Fourth Proportional to 32,666.58, 49,028.31 and 18,654.66

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Solution

The fourth proportional to 32,666.58, 49,028.31 and 18,654.66 is: 27,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,666.58 : 49,028.31 = 18,654.66 : x
  2. Step 2: Convert to fraction form
    32,666.58/49,028.31 = 18,654.66/x
  3. Step 3: Cross multiply
    32,666.58x = 49,028.31 × 18,654.66
  4. Step 4: Simplify right side
    32,666.58x = 914,606,453.42
  5. Step 5: Solve for x
    x = 914,606,453.42/32,666.58
  6. Step 6: Final answer
    x = 27,998.23

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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.