Home / 26,490.24-39,736.32-8,021.76

Finding the Fourth Proportional to 26,490.24, 39,736.32 and 8,021.76

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Solution

The fourth proportional to 26,490.24, 39,736.32 and 8,021.76 is: 12,032.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,490.24 : 39,736.32 = 8,021.76 : x
  2. Step 2: Convert to fraction form
    26,490.24/39,736.32 = 8,021.76/x
  3. Step 3: Cross multiply
    26,490.24x = 39,736.32 × 8,021.76
  4. Step 4: Simplify right side
    26,490.24x = 318,755,222.32
  5. Step 5: Solve for x
    x = 318,755,222.32/26,490.24
  6. Step 6: Final answer
    x = 12,032.93

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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.