Home / 26,073.96-39,102.69-8,539.77

Finding the Fourth Proportional to 26,073.96, 39,102.69 and 8,539.77

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Solution

The fourth proportional to 26,073.96, 39,102.69 and 8,539.77 is: 12,806.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,073.96 : 39,102.69 = 8,539.77 : x
  2. Step 2: Convert to fraction form
    26,073.96/39,102.69 = 8,539.77/x
  3. Step 3: Cross multiply
    26,073.96x = 39,102.69 × 8,539.77
  4. Step 4: Simplify right side
    26,073.96x = 333,927,978.98
  5. Step 5: Solve for x
    x = 333,927,978.98/26,073.96
  6. Step 6: Final answer
    x = 12,806.95

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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.