Home / 23,039.71-34,579.01-15,919.81

Finding the Fourth Proportional to 23,039.71, 34,579.01 and 15,919.81

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Solution

The fourth proportional to 23,039.71, 34,579.01 and 15,919.81 is: 23,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,039.71 : 34,579.01 = 15,919.81 : x
  2. Step 2: Convert to fraction form
    23,039.71/34,579.01 = 15,919.81/x
  3. Step 3: Cross multiply
    23,039.71x = 34,579.01 × 15,919.81
  4. Step 4: Simplify right side
    23,039.71x = 550,491,016.69
  5. Step 5: Solve for x
    x = 550,491,016.69/23,039.71
  6. Step 6: Final answer
    x = 23,893.15

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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.