Home / 38,954.97-58,436.55-19,214.55

Finding the Fourth Proportional to 38,954.97, 58,436.55 and 19,214.55

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Solution

The fourth proportional to 38,954.97, 58,436.55 and 19,214.55 is: 28,823.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,954.97 : 58,436.55 = 19,214.55 : x
  2. Step 2: Convert to fraction form
    38,954.97/58,436.55 = 19,214.55/x
  3. Step 3: Cross multiply
    38,954.97x = 58,436.55 × 19,214.55
  4. Step 4: Simplify right side
    38,954.97x = 1,122,832,011.80
  5. Step 5: Solve for x
    x = 1,122,832,011.80/38,954.97
  6. Step 6: Final answer
    x = 28,823.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.