Home / 25,926.05-38,880.42-10,126.98

Finding the Fourth Proportional to 25,926.05, 38,880.42 and 10,126.98

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Solution

The fourth proportional to 25,926.05, 38,880.42 and 10,126.98 is: 15,187.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,926.05 : 38,880.42 = 10,126.98 : x
  2. Step 2: Convert to fraction form
    25,926.05/38,880.42 = 10,126.98/x
  3. Step 3: Cross multiply
    25,926.05x = 38,880.42 × 10,126.98
  4. Step 4: Simplify right side
    25,926.05x = 393,741,235.73
  5. Step 5: Solve for x
    x = 393,741,235.73/25,926.05
  6. Step 6: Final answer
    x = 15,187.09

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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.