Home / 39,404.97-54,378.58-22,409.22

Finding the Fourth Proportional to 39,404.97, 54,378.58 and 22,409.22

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Solution

The fourth proportional to 39,404.97, 54,378.58 and 22,409.22 is: 30,924.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,404.97 : 54,378.58 = 22,409.22 : x
  2. Step 2: Convert to fraction form
    39,404.97/54,378.58 = 22,409.22/x
  3. Step 3: Cross multiply
    39,404.97x = 54,378.58 × 22,409.22
  4. Step 4: Simplify right side
    39,404.97x = 1,218,581,562.51
  5. Step 5: Solve for x
    x = 1,218,581,562.51/39,404.97
  6. Step 6: Final answer
    x = 30,924.57

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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.