Home / 26,134.42-39,187.74-10,338.81

Finding the Fourth Proportional to 26,134.42, 39,187.74 and 10,338.81

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Solution

The fourth proportional to 26,134.42, 39,187.74 and 10,338.81 is: 15,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,134.42 : 39,187.74 = 10,338.81 : x
  2. Step 2: Convert to fraction form
    26,134.42/39,187.74 = 10,338.81/x
  3. Step 3: Cross multiply
    26,134.42x = 39,187.74 × 10,338.81
  4. Step 4: Simplify right side
    26,134.42x = 405,154,747.96
  5. Step 5: Solve for x
    x = 405,154,747.96/26,134.42
  6. Step 6: Final answer
    x = 15,502.72

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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.