Home / 26,321.18-39,483.83-8,791.07

Finding the Fourth Proportional to 26,321.18, 39,483.83 and 8,791.07

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Solution

The fourth proportional to 26,321.18, 39,483.83 and 8,791.07 is: 13,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.18 : 39,483.83 = 8,791.07 : x
  2. Step 2: Convert to fraction form
    26,321.18/39,483.83 = 8,791.07/x
  3. Step 3: Cross multiply
    26,321.18x = 39,483.83 × 8,791.07
  4. Step 4: Simplify right side
    26,321.18x = 347,104,937.96
  5. Step 5: Solve for x
    x = 347,104,937.96/26,321.18
  6. Step 6: Final answer
    x = 13,187.29

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1.5x scale

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.