Home / 25,469.45-38,198.71-15,977.19

Finding the Fourth Proportional to 25,469.45, 38,198.71 and 15,977.19

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Solution

The fourth proportional to 25,469.45, 38,198.71 and 15,977.19 is: 23,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,469.45 : 38,198.71 = 15,977.19 : x
  2. Step 2: Convert to fraction form
    25,469.45/38,198.71 = 15,977.19/x
  3. Step 3: Cross multiply
    25,469.45x = 38,198.71 × 15,977.19
  4. Step 4: Simplify right side
    25,469.45x = 610,308,007.48
  5. Step 5: Solve for x
    x = 610,308,007.48/25,469.45
  6. Step 6: Final answer
    x = 23,962.35

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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.