Home / 15,629.25-23,435.90-5,092.50

Finding the Fourth Proportional to 15,629.25, 23,435.90 and 5,092.50

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Solution

The fourth proportional to 15,629.25, 23,435.90 and 5,092.50 is: 7,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,629.25 : 23,435.90 = 5,092.50 : x
  2. Step 2: Convert to fraction form
    15,629.25/23,435.90 = 5,092.50/x
  3. Step 3: Cross multiply
    15,629.25x = 23,435.90 × 5,092.50
  4. Step 4: Simplify right side
    15,629.25x = 119,347,320.75
  5. Step 5: Solve for x
    x = 119,347,320.75/15,629.25
  6. Step 6: Final answer
    x = 7,636.15

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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.