Home / 39,914.00-55,081.68-22,009.65

Finding the Fourth Proportional to 39,914.00, 55,081.68 and 22,009.65

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Solution

The fourth proportional to 39,914.00, 55,081.68 and 22,009.65 is: 30,373.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.00 : 55,081.68 = 22,009.65 : x
  2. Step 2: Convert to fraction form
    39,914.00/55,081.68 = 22,009.65/x
  3. Step 3: Cross multiply
    39,914.00x = 55,081.68 × 22,009.65
  4. Step 4: Simplify right side
    39,914.00x = 1,212,328,498.21
  5. Step 5: Solve for x
    x = 1,212,328,498.21/39,914.00
  6. Step 6: Final answer
    x = 30,373.52

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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.