Home / 23,145.14-34,702.99-19,636.36

Finding the Fourth Proportional to 23,145.14, 34,702.99 and 19,636.36

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Solution

The fourth proportional to 23,145.14, 34,702.99 and 19,636.36 is: 29,442.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.14 : 34,702.99 = 19,636.36 : x
  2. Step 2: Convert to fraction form
    23,145.14/34,702.99 = 19,636.36/x
  3. Step 3: Cross multiply
    23,145.14x = 34,702.99 × 19,636.36
  4. Step 4: Simplify right side
    23,145.14x = 681,440,404.72
  5. Step 5: Solve for x
    x = 681,440,404.72/23,145.14
  6. Step 6: Final answer
    x = 29,442.05

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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.