Home / 33,590.50-46,356.20-20,167.79

Finding the Fourth Proportional to 33,590.50, 46,356.20 and 20,167.79

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Solution

The fourth proportional to 33,590.50, 46,356.20 and 20,167.79 is: 27,832.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,590.50 : 46,356.20 = 20,167.79 : x
  2. Step 2: Convert to fraction form
    33,590.50/46,356.20 = 20,167.79/x
  3. Step 3: Cross multiply
    33,590.50x = 46,356.20 × 20,167.79
  4. Step 4: Simplify right side
    33,590.50x = 934,901,849.81
  5. Step 5: Solve for x
    x = 934,901,849.81/33,590.50
  6. Step 6: Final answer
    x = 27,832.33

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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.