Home / 14,566.30-21,850.20-4,177.78

Finding the Fourth Proportional to 14,566.30, 21,850.20 and 4,177.78

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Solution

The fourth proportional to 14,566.30, 21,850.20 and 4,177.78 is: 6,266.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.30 : 21,850.20 = 4,177.78 : x
  2. Step 2: Convert to fraction form
    14,566.30/21,850.20 = 4,177.78/x
  3. Step 3: Cross multiply
    14,566.30x = 21,850.20 × 4,177.78
  4. Step 4: Simplify right side
    14,566.30x = 91,285,328.56
  5. Step 5: Solve for x
    x = 91,285,328.56/14,566.30
  6. Step 6: Final answer
    x = 6,266.89

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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.