Home / 15,022.96-22,535.71-3,929.63

Finding the Fourth Proportional to 15,022.96, 22,535.71 and 3,929.63

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Solution

The fourth proportional to 15,022.96, 22,535.71 and 3,929.63 is: 5,894.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,022.96 : 22,535.71 = 3,929.63 : x
  2. Step 2: Convert to fraction form
    15,022.96/22,535.71 = 3,929.63/x
  3. Step 3: Cross multiply
    15,022.96x = 22,535.71 × 3,929.63
  4. Step 4: Simplify right side
    15,022.96x = 88,556,970.60
  5. Step 5: Solve for x
    x = 88,556,970.60/15,022.96
  6. Step 6: Final answer
    x = 5,894.78

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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.