Home / 14,471.10-21,706.52-11,567.79

Finding the Fourth Proportional to 14,471.10, 21,706.52 and 11,567.79

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Solution

The fourth proportional to 14,471.10, 21,706.52 and 11,567.79 is: 17,351.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471.10 : 21,706.52 = 11,567.79 : x
  2. Step 2: Convert to fraction form
    14,471.10/21,706.52 = 11,567.79/x
  3. Step 3: Cross multiply
    14,471.10x = 21,706.52 × 11,567.79
  4. Step 4: Simplify right side
    14,471.10x = 251,096,407.15
  5. Step 5: Solve for x
    x = 251,096,407.15/14,471.10
  6. Step 6: Final answer
    x = 17,351.58

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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.