Home / 25,815.38-35,591.82-16,724.60

Finding the Fourth Proportional to 25,815.38, 35,591.82 and 16,724.60

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Solution

The fourth proportional to 25,815.38, 35,591.82 and 16,724.60 is: 23,058.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,815.38 : 35,591.82 = 16,724.60 : x
  2. Step 2: Convert to fraction form
    25,815.38/35,591.82 = 16,724.60/x
  3. Step 3: Cross multiply
    25,815.38x = 35,591.82 × 16,724.60
  4. Step 4: Simplify right side
    25,815.38x = 595,258,952.77
  5. Step 5: Solve for x
    x = 595,258,952.77/25,815.38
  6. Step 6: Final answer
    x = 23,058.31

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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.