Home / 27,925.97-38,539.60-15,993.25

Finding the Fourth Proportional to 27,925.97, 38,539.60 and 15,993.25

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Solution

The fourth proportional to 27,925.97, 38,539.60 and 15,993.25 is: 22,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.97 : 38,539.60 = 15,993.25 : x
  2. Step 2: Convert to fraction form
    27,925.97/38,539.60 = 15,993.25/x
  3. Step 3: Cross multiply
    27,925.97x = 38,539.60 × 15,993.25
  4. Step 4: Simplify right side
    27,925.97x = 616,373,321.37
  5. Step 5: Solve for x
    x = 616,373,321.37/27,925.97
  6. Step 6: Final answer
    x = 22,071.69

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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.