Home / 15,667.18-23,500.46-3,821.00

Finding the Fourth Proportional to 15,667.18, 23,500.46 and 3,821.00

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Solution

The fourth proportional to 15,667.18, 23,500.46 and 3,821.00 is: 5,731.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.18 : 23,500.46 = 3,821.00 : x
  2. Step 2: Convert to fraction form
    15,667.18/23,500.46 = 3,821.00/x
  3. Step 3: Cross multiply
    15,667.18x = 23,500.46 × 3,821.00
  4. Step 4: Simplify right side
    15,667.18x = 89,795,140.16
  5. Step 5: Solve for x
    x = 89,795,140.16/15,667.18
  6. Step 6: Final answer
    x = 5,731.42

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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.