Home / 19,517.76-29,281.23-6,370.11

Finding the Fourth Proportional to 19,517.76, 29,281.23 and 6,370.11

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Solution

The fourth proportional to 19,517.76, 29,281.23 and 6,370.11 is: 9,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517.76 : 29,281.23 = 6,370.11 : x
  2. Step 2: Convert to fraction form
    19,517.76/29,281.23 = 6,370.11/x
  3. Step 3: Cross multiply
    19,517.76x = 29,281.23 × 6,370.11
  4. Step 4: Simplify right side
    19,517.76x = 186,524,656.04
  5. Step 5: Solve for x
    x = 186,524,656.04/19,517.76
  6. Step 6: Final answer
    x = 9,556.66

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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.