Home / 15,947.79-23,926.80-4,856.62

Finding the Fourth Proportional to 15,947.79, 23,926.80 and 4,856.62

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Solution

The fourth proportional to 15,947.79, 23,926.80 and 4,856.62 is: 7,286.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.79 : 23,926.80 = 4,856.62 : x
  2. Step 2: Convert to fraction form
    15,947.79/23,926.80 = 4,856.62/x
  3. Step 3: Cross multiply
    15,947.79x = 23,926.80 × 4,856.62
  4. Step 4: Simplify right side
    15,947.79x = 116,203,375.42
  5. Step 5: Solve for x
    x = 116,203,375.42/15,947.79
  6. Step 6: Final answer
    x = 7,286.49

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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.