Home / 14,222.76-21,336.61-4,863.71

Finding the Fourth Proportional to 14,222.76, 21,336.61 and 4,863.71

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Solution

The fourth proportional to 14,222.76, 21,336.61 and 4,863.71 is: 7,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.76 : 21,336.61 = 4,863.71 : x
  2. Step 2: Convert to fraction form
    14,222.76/21,336.61 = 4,863.71/x
  3. Step 3: Cross multiply
    14,222.76x = 21,336.61 × 4,863.71
  4. Step 4: Simplify right side
    14,222.76x = 103,775,083.42
  5. Step 5: Solve for x
    x = 103,775,083.42/14,222.76
  6. Step 6: Final answer
    x = 7,296.41

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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.