Home / 26,296.81-39,464.24-10,288.71

Finding the Fourth Proportional to 26,296.81, 39,464.24 and 10,288.71

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Solution

The fourth proportional to 26,296.81, 39,464.24 and 10,288.71 is: 15,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,296.81 : 39,464.24 = 10,288.71 : x
  2. Step 2: Convert to fraction form
    26,296.81/39,464.24 = 10,288.71/x
  3. Step 3: Cross multiply
    26,296.81x = 39,464.24 × 10,288.71
  4. Step 4: Simplify right side
    26,296.81x = 406,036,120.73
  5. Step 5: Solve for x
    x = 406,036,120.73/26,296.81
  6. Step 6: Final answer
    x = 15,440.51

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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.