Home / 14,580.27-21,865.03-5,217.75

Finding the Fourth Proportional to 14,580.27, 21,865.03 and 5,217.75

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Solution

The fourth proportional to 14,580.27, 21,865.03 and 5,217.75 is: 7,824.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.27 : 21,865.03 = 5,217.75 : x
  2. Step 2: Convert to fraction form
    14,580.27/21,865.03 = 5,217.75/x
  3. Step 3: Cross multiply
    14,580.27x = 21,865.03 × 5,217.75
  4. Step 4: Simplify right side
    14,580.27x = 114,086,247.24
  5. Step 5: Solve for x
    x = 114,086,247.24/14,580.27
  6. Step 6: Final answer
    x = 7,824.70

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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.