Home / 29,187.64-43,711.29-16,669.72

Finding the Fourth Proportional to 29,187.64, 43,711.29 and 16,669.72

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Solution

The fourth proportional to 29,187.64, 43,711.29 and 16,669.72 is: 24,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.64 : 43,711.29 = 16,669.72 : x
  2. Step 2: Convert to fraction form
    29,187.64/43,711.29 = 16,669.72/x
  3. Step 3: Cross multiply
    29,187.64x = 43,711.29 × 16,669.72
  4. Step 4: Simplify right side
    29,187.64x = 728,654,965.14
  5. Step 5: Solve for x
    x = 728,654,965.14/29,187.64
  6. Step 6: Final answer
    x = 24,964.50

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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.