Home / 40,908.50-61,355.91-11,329.32

Finding the Fourth Proportional to 40,908.50, 61,355.91 and 11,329.32

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Solution

The fourth proportional to 40,908.50, 61,355.91 and 11,329.32 is: 16,992.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,908.50 : 61,355.91 = 11,329.32 : x
  2. Step 2: Convert to fraction form
    40,908.50/61,355.91 = 11,329.32/x
  3. Step 3: Cross multiply
    40,908.50x = 61,355.91 × 11,329.32
  4. Step 4: Simplify right side
    40,908.50x = 695,120,738.28
  5. Step 5: Solve for x
    x = 695,120,738.28/40,908.50
  6. Step 6: Final answer
    x = 16,992.09

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1.5x scale

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.