Home / 34,702.20-51,969.42-19,866.15

Finding the Fourth Proportional to 34,702.20, 51,969.42 and 19,866.15

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Solution

The fourth proportional to 34,702.20, 51,969.42 and 19,866.15 is: 29,751.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,702.20 : 51,969.42 = 19,866.15 : x
  2. Step 2: Convert to fraction form
    34,702.20/51,969.42 = 19,866.15/x
  3. Step 3: Cross multiply
    34,702.20x = 51,969.42 × 19,866.15
  4. Step 4: Simplify right side
    34,702.20x = 1,032,432,293.13
  5. Step 5: Solve for x
    x = 1,032,432,293.13/34,702.20
  6. Step 6: Final answer
    x = 29,751.21

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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.