Home / 25,062.62-34,584.81-13,731.98

Finding the Fourth Proportional to 25,062.62, 34,584.81 and 13,731.98

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Solution

The fourth proportional to 25,062.62, 34,584.81 and 13,731.98 is: 18,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,062.62 : 34,584.81 = 13,731.98 : x
  2. Step 2: Convert to fraction form
    25,062.62/34,584.81 = 13,731.98/x
  3. Step 3: Cross multiply
    25,062.62x = 34,584.81 × 13,731.98
  4. Step 4: Simplify right side
    25,062.62x = 474,917,919.22
  5. Step 5: Solve for x
    x = 474,917,919.22/25,062.62
  6. Step 6: Final answer
    x = 18,949.25

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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.