Home / 10,647.12-15,956.19-5,023.92

Finding the Fourth Proportional to 10,647.12, 15,956.19 and 5,023.92

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Solution

The fourth proportional to 10,647.12, 15,956.19 and 5,023.92 is: 7,529.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.12 : 15,956.19 = 5,023.92 : x
  2. Step 2: Convert to fraction form
    10,647.12/15,956.19 = 5,023.92/x
  3. Step 3: Cross multiply
    10,647.12x = 15,956.19 × 5,023.92
  4. Step 4: Simplify right side
    10,647.12x = 80,162,622.06
  5. Step 5: Solve for x
    x = 80,162,622.06/10,647.12
  6. Step 6: Final answer
    x = 7,529.04

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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.