Home / 20,566.24-30,847.02-5,776.36

Finding the Fourth Proportional to 20,566.24, 30,847.02 and 5,776.36

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Solution

The fourth proportional to 20,566.24, 30,847.02 and 5,776.36 is: 8,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,566.24 : 30,847.02 = 5,776.36 : x
  2. Step 2: Convert to fraction form
    20,566.24/30,847.02 = 5,776.36/x
  3. Step 3: Cross multiply
    20,566.24x = 30,847.02 × 5,776.36
  4. Step 4: Simplify right side
    20,566.24x = 178,183,492.45
  5. Step 5: Solve for x
    x = 178,183,492.45/20,566.24
  6. Step 6: Final answer
    x = 8,663.88

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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.