Home / 26,455.02-39,686.22-7,736.43

Finding the Fourth Proportional to 26,455.02, 39,686.22 and 7,736.43

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Solution

The fourth proportional to 26,455.02, 39,686.22 and 7,736.43 is: 11,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.02 : 39,686.22 = 7,736.43 : x
  2. Step 2: Convert to fraction form
    26,455.02/39,686.22 = 7,736.43/x
  3. Step 3: Cross multiply
    26,455.02x = 39,686.22 × 7,736.43
  4. Step 4: Simplify right side
    26,455.02x = 307,029,662.99
  5. Step 5: Solve for x
    x = 307,029,662.99/26,455.02
  6. Step 6: Final answer
    x = 11,605.72

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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.