Home / 27,944.25-38,562.88-15,847.02

Finding the Fourth Proportional to 27,944.25, 38,562.88 and 15,847.02

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Solution

The fourth proportional to 27,944.25, 38,562.88 and 15,847.02 is: 21,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,944.25 : 38,562.88 = 15,847.02 : x
  2. Step 2: Convert to fraction form
    27,944.25/38,562.88 = 15,847.02/x
  3. Step 3: Cross multiply
    27,944.25x = 38,562.88 × 15,847.02
  4. Step 4: Simplify right side
    27,944.25x = 611,106,730.62
  5. Step 5: Solve for x
    x = 611,106,730.62/27,944.25
  6. Step 6: Final answer
    x = 21,868.79

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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.