Home / 13,964.55-20,961.74-5,650

Finding the Fourth Proportional to 13,964.55, 20,961.74 and 5,650

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Solution

The fourth proportional to 13,964.55, 20,961.74 and 5,650 is: 8,481.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.55 : 20,961.74 = 5,650 : x
  2. Step 2: Convert to fraction form
    13,964.55/20,961.74 = 5,650/x
  3. Step 3: Cross multiply
    13,964.55x = 20,961.74 × 5,650
  4. Step 4: Simplify right side
    13,964.55x = 118,433,831.00
  5. Step 5: Solve for x
    x = 118,433,831.00/13,964.55
  6. Step 6: Final answer
    x = 8,481.03

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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.