Home / 25,564.24-38,357.53-8,936.21

Finding the Fourth Proportional to 25,564.24, 38,357.53 and 8,936.21

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Solution

The fourth proportional to 25,564.24, 38,357.53 and 8,936.21 is: 13,408.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,564.24 : 38,357.53 = 8,936.21 : x
  2. Step 2: Convert to fraction form
    25,564.24/38,357.53 = 8,936.21/x
  3. Step 3: Cross multiply
    25,564.24x = 38,357.53 × 8,936.21
  4. Step 4: Simplify right side
    25,564.24x = 342,770,943.16
  5. Step 5: Solve for x
    x = 342,770,943.16/25,564.24
  6. Step 6: Final answer
    x = 13,408.22

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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.