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Finding the Fourth Proportional to 26,373.32, 39,555.66 and 7,901

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Solution

The fourth proportional to 26,373.32, 39,555.66 and 7,901 is: 11,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,373.32 : 39,555.66 = 7,901 : x
  2. Step 2: Convert to fraction form
    26,373.32/39,555.66 = 7,901/x
  3. Step 3: Cross multiply
    26,373.32x = 39,555.66 × 7,901
  4. Step 4: Simplify right side
    26,373.32x = 312,529,269.66
  5. Step 5: Solve for x
    x = 312,529,269.66/26,373.32
  6. Step 6: Final answer
    x = 11,850.21

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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.