Home / 26,288.50-39,426.86-7,564.37

Finding the Fourth Proportional to 26,288.50, 39,426.86 and 7,564.37

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Solution

The fourth proportional to 26,288.50, 39,426.86 and 7,564.37 is: 11,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288.50 : 39,426.86 = 7,564.37 : x
  2. Step 2: Convert to fraction form
    26,288.50/39,426.86 = 7,564.37/x
  3. Step 3: Cross multiply
    26,288.50x = 39,426.86 × 7,564.37
  4. Step 4: Simplify right side
    26,288.50x = 298,239,122.02
  5. Step 5: Solve for x
    x = 298,239,122.02/26,288.50
  6. Step 6: Final answer
    x = 11,344.85

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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.