Home / 15,642.87-23,464.30-3,956.08

Finding the Fourth Proportional to 15,642.87, 23,464.30 and 3,956.08

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Solution

The fourth proportional to 15,642.87, 23,464.30 and 3,956.08 is: 5,934.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642.87 : 23,464.30 = 3,956.08 : x
  2. Step 2: Convert to fraction form
    15,642.87/23,464.30 = 3,956.08/x
  3. Step 3: Cross multiply
    15,642.87x = 23,464.30 × 3,956.08
  4. Step 4: Simplify right side
    15,642.87x = 92,826,647.94
  5. Step 5: Solve for x
    x = 92,826,647.94/15,642.87
  6. Step 6: Final answer
    x = 5,934.12

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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.