Home / 55,271.56-82,882.98-15,819.72

Finding the Fourth Proportional to 55,271.56, 82,882.98 and 15,819.72

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Solution

The fourth proportional to 55,271.56, 82,882.98 and 15,819.72 is: 23,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,271.56 : 82,882.98 = 15,819.72 : x
  2. Step 2: Convert to fraction form
    55,271.56/82,882.98 = 15,819.72/x
  3. Step 3: Cross multiply
    55,271.56x = 82,882.98 × 15,819.72
  4. Step 4: Simplify right side
    55,271.56x = 1,311,185,536.37
  5. Step 5: Solve for x
    x = 1,311,185,536.37/55,271.56
  6. Step 6: Final answer
    x = 23,722.61

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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.