Home / 15,983.55-23,974.08-4,890.33

Finding the Fourth Proportional to 15,983.55, 23,974.08 and 4,890.33

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Solution

The fourth proportional to 15,983.55, 23,974.08 and 4,890.33 is: 7,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.55 : 23,974.08 = 4,890.33 : x
  2. Step 2: Convert to fraction form
    15,983.55/23,974.08 = 4,890.33/x
  3. Step 3: Cross multiply
    15,983.55x = 23,974.08 × 4,890.33
  4. Step 4: Simplify right side
    15,983.55x = 117,241,162.65
  5. Step 5: Solve for x
    x = 117,241,162.65/15,983.55
  6. Step 6: Final answer
    x = 7,335.11

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Similar ratio
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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.