Home / 28,924.68-43,371.66-13,329

Finding the Fourth Proportional to 28,924.68, 43,371.66 and 13,329

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Solution

The fourth proportional to 28,924.68, 43,371.66 and 13,329 is: 19,986.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.68 : 43,371.66 = 13,329 : x
  2. Step 2: Convert to fraction form
    28,924.68/43,371.66 = 13,329/x
  3. Step 3: Cross multiply
    28,924.68x = 43,371.66 × 13,329
  4. Step 4: Simplify right side
    28,924.68x = 578,100,856.14
  5. Step 5: Solve for x
    x = 578,100,856.14/28,924.68
  6. Step 6: Final answer
    x = 19,986.42

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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.