Home / 39,914.66-55,080.97-22,010.42

Finding the Fourth Proportional to 39,914.66, 55,080.97 and 22,010.42

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Solution

The fourth proportional to 39,914.66, 55,080.97 and 22,010.42 is: 30,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.66 : 55,080.97 = 22,010.42 : x
  2. Step 2: Convert to fraction form
    39,914.66/55,080.97 = 22,010.42/x
  3. Step 3: Cross multiply
    39,914.66x = 55,080.97 × 22,010.42
  4. Step 4: Simplify right side
    39,914.66x = 1,212,355,283.71
  5. Step 5: Solve for x
    x = 1,212,355,283.71/39,914.66
  6. Step 6: Final answer
    x = 30,373.68

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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.