Home / 28,926.14-43,359.66-16,419.75

Finding the Fourth Proportional to 28,926.14, 43,359.66 and 16,419.75

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Solution

The fourth proportional to 28,926.14, 43,359.66 and 16,419.75 is: 24,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.14 : 43,359.66 = 16,419.75 : x
  2. Step 2: Convert to fraction form
    28,926.14/43,359.66 = 16,419.75/x
  3. Step 3: Cross multiply
    28,926.14x = 43,359.66 × 16,419.75
  4. Step 4: Simplify right side
    28,926.14x = 711,954,777.29
  5. Step 5: Solve for x
    x = 711,954,777.29/28,926.14
  6. Step 6: Final answer
    x = 24,612.85

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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.