Home / 26,560.15-39,845.16-8,790.98

Finding the Fourth Proportional to 26,560.15, 39,845.16 and 8,790.98

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Solution

The fourth proportional to 26,560.15, 39,845.16 and 8,790.98 is: 13,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.15 : 39,845.16 = 8,790.98 : x
  2. Step 2: Convert to fraction form
    26,560.15/39,845.16 = 8,790.98/x
  3. Step 3: Cross multiply
    26,560.15x = 39,845.16 × 8,790.98
  4. Step 4: Simplify right side
    26,560.15x = 350,277,805.43
  5. Step 5: Solve for x
    x = 350,277,805.43/26,560.15
  6. Step 6: Final answer
    x = 13,188.10

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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.