Home / 14,938.71-22,395.11-8,769.75

Finding the Fourth Proportional to 14,938.71, 22,395.11 and 8,769.75

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Solution

The fourth proportional to 14,938.71, 22,395.11 and 8,769.75 is: 13,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.71 : 22,395.11 = 8,769.75 : x
  2. Step 2: Convert to fraction form
    14,938.71/22,395.11 = 8,769.75/x
  3. Step 3: Cross multiply
    14,938.71x = 22,395.11 × 8,769.75
  4. Step 4: Simplify right side
    14,938.71x = 196,399,472.07
  5. Step 5: Solve for x
    x = 196,399,472.07/14,938.71
  6. Step 6: Final answer
    x = 13,147.02

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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.