Home / 19,329.87-29,002.10-6,849.39

Finding the Fourth Proportional to 19,329.87, 29,002.10 and 6,849.39

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Solution

The fourth proportional to 19,329.87, 29,002.10 and 6,849.39 is: 10,276.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,329.87 : 29,002.10 = 6,849.39 : x
  2. Step 2: Convert to fraction form
    19,329.87/29,002.10 = 6,849.39/x
  3. Step 3: Cross multiply
    19,329.87x = 29,002.10 × 6,849.39
  4. Step 4: Simplify right side
    19,329.87x = 198,646,659.47
  5. Step 5: Solve for x
    x = 198,646,659.47/19,329.87
  6. Step 6: Final answer
    x = 10,276.67

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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.