Home / 34,934.69-48,209.99-20,786.63

Finding the Fourth Proportional to 34,934.69, 48,209.99 and 20,786.63

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Solution

The fourth proportional to 34,934.69, 48,209.99 and 20,786.63 is: 28,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,934.69 : 48,209.99 = 20,786.63 : x
  2. Step 2: Convert to fraction form
    34,934.69/48,209.99 = 20,786.63/x
  3. Step 3: Cross multiply
    34,934.69x = 48,209.99 × 20,786.63
  4. Step 4: Simplify right side
    34,934.69x = 1,002,122,879.45
  5. Step 5: Solve for x
    x = 1,002,122,879.45/34,934.69
  6. Step 6: Final answer
    x = 28,685.61

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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.