Home / 22,078.76-30,479.97-17,031.65

Finding the Fourth Proportional to 22,078.76, 30,479.97 and 17,031.65

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Solution

The fourth proportional to 22,078.76, 30,479.97 and 17,031.65 is: 23,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.76 : 30,479.97 = 17,031.65 : x
  2. Step 2: Convert to fraction form
    22,078.76/30,479.97 = 17,031.65/x
  3. Step 3: Cross multiply
    22,078.76x = 30,479.97 × 17,031.65
  4. Step 4: Simplify right side
    22,078.76x = 519,124,181.05
  5. Step 5: Solve for x
    x = 519,124,181.05/22,078.76
  6. Step 6: Final answer
    x = 23,512.38

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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.