Home / 25,196.98-34,771.26-13,866.70

Finding the Fourth Proportional to 25,196.98, 34,771.26 and 13,866.70

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Solution

The fourth proportional to 25,196.98, 34,771.26 and 13,866.70 is: 19,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,196.98 : 34,771.26 = 13,866.70 : x
  2. Step 2: Convert to fraction form
    25,196.98/34,771.26 = 13,866.70/x
  3. Step 3: Cross multiply
    25,196.98x = 34,771.26 × 13,866.70
  4. Step 4: Simplify right side
    25,196.98x = 482,162,631.04
  5. Step 5: Solve for x
    x = 482,162,631.04/25,196.98
  6. Step 6: Final answer
    x = 19,135.73

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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.