Home / 25,170.56-37,760.40-10,371.26

Finding the Fourth Proportional to 25,170.56, 37,760.40 and 10,371.26

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Solution

The fourth proportional to 25,170.56, 37,760.40 and 10,371.26 is: 15,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.56 : 37,760.40 = 10,371.26 : x
  2. Step 2: Convert to fraction form
    25,170.56/37,760.40 = 10,371.26/x
  3. Step 3: Cross multiply
    25,170.56x = 37,760.40 × 10,371.26
  4. Step 4: Simplify right side
    25,170.56x = 391,622,926.10
  5. Step 5: Solve for x
    x = 391,622,926.10/25,170.56
  6. Step 6: Final answer
    x = 15,558.77

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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.