Home / 25,429.14-38,143.31-6,961.14

Finding the Fourth Proportional to 25,429.14, 38,143.31 and 6,961.14

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Solution

The fourth proportional to 25,429.14, 38,143.31 and 6,961.14 is: 10,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429.14 : 38,143.31 = 6,961.14 : x
  2. Step 2: Convert to fraction form
    25,429.14/38,143.31 = 6,961.14/x
  3. Step 3: Cross multiply
    25,429.14x = 38,143.31 × 6,961.14
  4. Step 4: Simplify right side
    25,429.14x = 265,520,886.17
  5. Step 5: Solve for x
    x = 265,520,886.17/25,429.14
  6. Step 6: Final answer
    x = 10,441.60

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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.