Home / 14,613.12-21,922.24-4,751.36

Finding the Fourth Proportional to 14,613.12, 21,922.24 and 4,751.36

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Solution

The fourth proportional to 14,613.12, 21,922.24 and 4,751.36 is: 7,127.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,613.12 : 21,922.24 = 4,751.36 : x
  2. Step 2: Convert to fraction form
    14,613.12/21,922.24 = 4,751.36/x
  3. Step 3: Cross multiply
    14,613.12x = 21,922.24 × 4,751.36
  4. Step 4: Simplify right side
    14,613.12x = 104,160,454.25
  5. Step 5: Solve for x
    x = 104,160,454.25/14,613.12
  6. Step 6: Final answer
    x = 7,127.87

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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.