Home / 15,993.33-23,991.21-4,306.65

Finding the Fourth Proportional to 15,993.33, 23,991.21 and 4,306.65

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Solution

The fourth proportional to 15,993.33, 23,991.21 and 4,306.65 is: 6,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.33 : 23,991.21 = 4,306.65 : x
  2. Step 2: Convert to fraction form
    15,993.33/23,991.21 = 4,306.65/x
  3. Step 3: Cross multiply
    15,993.33x = 23,991.21 × 4,306.65
  4. Step 4: Simplify right side
    15,993.33x = 103,321,744.55
  5. Step 5: Solve for x
    x = 103,321,744.55/15,993.33
  6. Step 6: Final answer
    x = 6,460.30

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1.5x scale

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.