Home / 25,967.25-38,952.45-8,198.51

Finding the Fourth Proportional to 25,967.25, 38,952.45 and 8,198.51

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Solution

The fourth proportional to 25,967.25, 38,952.45 and 8,198.51 is: 12,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,967.25 : 38,952.45 = 8,198.51 : x
  2. Step 2: Convert to fraction form
    25,967.25/38,952.45 = 8,198.51/x
  3. Step 3: Cross multiply
    25,967.25x = 38,952.45 × 8,198.51
  4. Step 4: Simplify right side
    25,967.25x = 319,351,856.09
  5. Step 5: Solve for x
    x = 319,351,856.09/25,967.25
  6. Step 6: Final answer
    x = 12,298.25

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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.