Home / 20,252.53-30,371.46-8,566.66

Finding the Fourth Proportional to 20,252.53, 30,371.46 and 8,566.66

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Solution

The fourth proportional to 20,252.53, 30,371.46 and 8,566.66 is: 12,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.53 : 30,371.46 = 8,566.66 : x
  2. Step 2: Convert to fraction form
    20,252.53/30,371.46 = 8,566.66/x
  3. Step 3: Cross multiply
    20,252.53x = 30,371.46 × 8,566.66
  4. Step 4: Simplify right side
    20,252.53x = 260,181,971.52
  5. Step 5: Solve for x
    x = 260,181,971.52/20,252.53
  6. Step 6: Final answer
    x = 12,846.89

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1.5x scale

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.