Home / 27,364.05-37,764.66-15,429.87

Finding the Fourth Proportional to 27,364.05, 37,764.66 and 15,429.87

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Solution

The fourth proportional to 27,364.05, 37,764.66 and 15,429.87 is: 21,294.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.05 : 37,764.66 = 15,429.87 : x
  2. Step 2: Convert to fraction form
    27,364.05/37,764.66 = 15,429.87/x
  3. Step 3: Cross multiply
    27,364.05x = 37,764.66 × 15,429.87
  4. Step 4: Simplify right side
    27,364.05x = 582,703,794.39
  5. Step 5: Solve for x
    x = 582,703,794.39/27,364.05
  6. Step 6: Final answer
    x = 21,294.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.