Home / 13,324.76-19,981.44-4,560.56

Finding the Fourth Proportional to 13,324.76, 19,981.44 and 4,560.56

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Solution

The fourth proportional to 13,324.76, 19,981.44 and 4,560.56 is: 6,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.76 : 19,981.44 = 4,560.56 : x
  2. Step 2: Convert to fraction form
    13,324.76/19,981.44 = 4,560.56/x
  3. Step 3: Cross multiply
    13,324.76x = 19,981.44 × 4,560.56
  4. Step 4: Simplify right side
    13,324.76x = 91,126,556.01
  5. Step 5: Solve for x
    x = 91,126,556.01/13,324.76
  6. Step 6: Final answer
    x = 6,838.89

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1.5x scale

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.