Home / 22,289.82-30,763.11-13,794.68

Finding the Fourth Proportional to 22,289.82, 30,763.11 and 13,794.68

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Solution

The fourth proportional to 22,289.82, 30,763.11 and 13,794.68 is: 19,038.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,289.82 : 30,763.11 = 13,794.68 : x
  2. Step 2: Convert to fraction form
    22,289.82/30,763.11 = 13,794.68/x
  3. Step 3: Cross multiply
    22,289.82x = 30,763.11 × 13,794.68
  4. Step 4: Simplify right side
    22,289.82x = 424,367,222.78
  5. Step 5: Solve for x
    x = 424,367,222.78/22,289.82
  6. Step 6: Final answer
    x = 19,038.61

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1.5x scale

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.