Home / 14,126.67-21,194.87-6,340.95

Finding the Fourth Proportional to 14,126.67, 21,194.87 and 6,340.95

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Solution

The fourth proportional to 14,126.67, 21,194.87 and 6,340.95 is: 9,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.67 : 21,194.87 = 6,340.95 : x
  2. Step 2: Convert to fraction form
    14,126.67/21,194.87 = 6,340.95/x
  3. Step 3: Cross multiply
    14,126.67x = 21,194.87 × 6,340.95
  4. Step 4: Simplify right side
    14,126.67x = 134,395,610.93
  5. Step 5: Solve for x
    x = 134,395,610.93/14,126.67
  6. Step 6: Final answer
    x = 9,513.61

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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.