Home / 25,954.84-38,873.88-18,198.28

Finding the Fourth Proportional to 25,954.84, 38,873.88 and 18,198.28

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Solution

The fourth proportional to 25,954.84, 38,873.88 and 18,198.28 is: 27,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,954.84 : 38,873.88 = 18,198.28 : x
  2. Step 2: Convert to fraction form
    25,954.84/38,873.88 = 18,198.28/x
  3. Step 3: Cross multiply
    25,954.84x = 38,873.88 × 18,198.28
  4. Step 4: Simplify right side
    25,954.84x = 707,437,752.93
  5. Step 5: Solve for x
    x = 707,437,752.93/25,954.84
  6. Step 6: Final answer
    x = 27,256.49

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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.