Home / 19,516.24-29,269.14-5,475.43

Finding the Fourth Proportional to 19,516.24, 29,269.14 and 5,475.43

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Solution

The fourth proportional to 19,516.24, 29,269.14 and 5,475.43 is: 8,211.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516.24 : 29,269.14 = 5,475.43 : x
  2. Step 2: Convert to fraction form
    19,516.24/29,269.14 = 5,475.43/x
  3. Step 3: Cross multiply
    19,516.24x = 29,269.14 × 5,475.43
  4. Step 4: Simplify right side
    19,516.24x = 160,261,127.23
  5. Step 5: Solve for x
    x = 160,261,127.23/19,516.24
  6. Step 6: Final answer
    x = 8,211.68

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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.