Home / 14,567.79-21,851.11-4,179.54

Finding the Fourth Proportional to 14,567.79, 21,851.11 and 4,179.54

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Solution

The fourth proportional to 14,567.79, 21,851.11 and 4,179.54 is: 6,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,567.79 : 21,851.11 = 4,179.54 : x
  2. Step 2: Convert to fraction form
    14,567.79/21,851.11 = 4,179.54/x
  3. Step 3: Cross multiply
    14,567.79x = 21,851.11 × 4,179.54
  4. Step 4: Simplify right side
    14,567.79x = 91,327,588.29
  5. Step 5: Solve for x
    x = 91,327,588.29/14,567.79
  6. Step 6: Final answer
    x = 6,269.15

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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.