Home / 19,554.28-29,313.87-7,071.37

Finding the Fourth Proportional to 19,554.28, 29,313.87 and 7,071.37

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Solution

The fourth proportional to 19,554.28, 29,313.87 and 7,071.37 is: 10,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.28 : 29,313.87 = 7,071.37 : x
  2. Step 2: Convert to fraction form
    19,554.28/29,313.87 = 7,071.37/x
  3. Step 3: Cross multiply
    19,554.28x = 29,313.87 × 7,071.37
  4. Step 4: Simplify right side
    19,554.28x = 207,289,121.10
  5. Step 5: Solve for x
    x = 207,289,121.10/19,554.28
  6. Step 6: Final answer
    x = 10,600.70

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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.