Home / 15,606.37-23,409.61-3,919.59

Finding the Fourth Proportional to 15,606.37, 23,409.61 and 3,919.59

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Solution

The fourth proportional to 15,606.37, 23,409.61 and 3,919.59 is: 5,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,606.37 : 23,409.61 = 3,919.59 : x
  2. Step 2: Convert to fraction form
    15,606.37/23,409.61 = 3,919.59/x
  3. Step 3: Cross multiply
    15,606.37x = 23,409.61 × 3,919.59
  4. Step 4: Simplify right side
    15,606.37x = 91,756,063.46
  5. Step 5: Solve for x
    x = 91,756,063.46/15,606.37
  6. Step 6: Final answer
    x = 5,879.40

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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.