Home / 25,619.70-38,428.11-9,832.26

Finding the Fourth Proportional to 25,619.70, 38,428.11 and 9,832.26

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Solution

The fourth proportional to 25,619.70, 38,428.11 and 9,832.26 is: 14,747.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.70 : 38,428.11 = 9,832.26 : x
  2. Step 2: Convert to fraction form
    25,619.70/38,428.11 = 9,832.26/x
  3. Step 3: Cross multiply
    25,619.70x = 38,428.11 × 9,832.26
  4. Step 4: Simplify right side
    25,619.70x = 377,835,168.83
  5. Step 5: Solve for x
    x = 377,835,168.83/25,619.70
  6. Step 6: Final answer
    x = 14,747.84

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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.