Home / 19,597.52-29,399.88-6,450.68

Finding the Fourth Proportional to 19,597.52, 29,399.88 and 6,450.68

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Solution

The fourth proportional to 19,597.52, 29,399.88 and 6,450.68 is: 9,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,597.52 : 29,399.88 = 6,450.68 : x
  2. Step 2: Convert to fraction form
    19,597.52/29,399.88 = 6,450.68/x
  3. Step 3: Cross multiply
    19,597.52x = 29,399.88 × 6,450.68
  4. Step 4: Simplify right side
    19,597.52x = 189,649,217.92
  5. Step 5: Solve for x
    x = 189,649,217.92/19,597.52
  6. Step 6: Final answer
    x = 9,677.20

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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.