Home / 15,840.72-23,766.48-5,982.84

Finding the Fourth Proportional to 15,840.72, 23,766.48 and 5,982.84

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Solution

The fourth proportional to 15,840.72, 23,766.48 and 5,982.84 is: 8,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840.72 : 23,766.48 = 5,982.84 : x
  2. Step 2: Convert to fraction form
    15,840.72/23,766.48 = 5,982.84/x
  3. Step 3: Cross multiply
    15,840.72x = 23,766.48 × 5,982.84
  4. Step 4: Simplify right side
    15,840.72x = 142,191,047.20
  5. Step 5: Solve for x
    x = 142,191,047.20/15,840.72
  6. Step 6: Final answer
    x = 8,976.30

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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.