Home / 40,007.00-55,209.24-22,100.83

Finding the Fourth Proportional to 40,007.00, 55,209.24 and 22,100.83

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Solution

The fourth proportional to 40,007.00, 55,209.24 and 22,100.83 is: 30,498.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,007.00 : 55,209.24 = 22,100.83 : x
  2. Step 2: Convert to fraction form
    40,007.00/55,209.24 = 22,100.83/x
  3. Step 3: Cross multiply
    40,007.00x = 55,209.24 × 22,100.83
  4. Step 4: Simplify right side
    40,007.00x = 1,220,169,917.17
  5. Step 5: Solve for x
    x = 1,220,169,917.17/40,007.00
  6. Step 6: Final answer
    x = 30,498.91

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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.