Home / 14,900.22-20,562.22-8,185.70

Finding the Fourth Proportional to 14,900.22, 20,562.22 and 8,185.70

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Solution

The fourth proportional to 14,900.22, 20,562.22 and 8,185.70 is: 11,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,900.22 : 20,562.22 = 8,185.70 : x
  2. Step 2: Convert to fraction form
    14,900.22/20,562.22 = 8,185.70/x
  3. Step 3: Cross multiply
    14,900.22x = 20,562.22 × 8,185.70
  4. Step 4: Simplify right side
    14,900.22x = 168,316,179.85
  5. Step 5: Solve for x
    x = 168,316,179.85/14,900.22
  6. Step 6: Final answer
    x = 11,296.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.