Home / 26,504.89-39,762.21-8,736.61

Finding the Fourth Proportional to 26,504.89, 39,762.21 and 8,736.61

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Solution

The fourth proportional to 26,504.89, 39,762.21 and 8,736.61 is: 13,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,504.89 : 39,762.21 = 8,736.61 : x
  2. Step 2: Convert to fraction form
    26,504.89/39,762.21 = 8,736.61/x
  3. Step 3: Cross multiply
    26,504.89x = 39,762.21 × 8,736.61
  4. Step 4: Simplify right side
    26,504.89x = 347,386,854.86
  5. Step 5: Solve for x
    x = 347,386,854.86/26,504.89
  6. Step 6: Final answer
    x = 13,106.52

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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.