Home / 38,104.94-52,579.82-21,972.84

Finding the Fourth Proportional to 38,104.94, 52,579.82 and 21,972.84

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Solution

The fourth proportional to 38,104.94, 52,579.82 and 21,972.84 is: 30,319.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.94 : 52,579.82 = 21,972.84 : x
  2. Step 2: Convert to fraction form
    38,104.94/52,579.82 = 21,972.84/x
  3. Step 3: Cross multiply
    38,104.94x = 52,579.82 × 21,972.84
  4. Step 4: Simplify right side
    38,104.94x = 1,155,327,862.22
  5. Step 5: Solve for x
    x = 1,155,327,862.22/38,104.94
  6. Step 6: Final answer
    x = 30,319.64

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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.