Home / 15,840.72-23,745.39-8,823.96

Finding the Fourth Proportional to 15,840.72, 23,745.39 and 8,823.96

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Solution

The fourth proportional to 15,840.72, 23,745.39 and 8,823.96 is: 13,227.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840.72 : 23,745.39 = 8,823.96 : x
  2. Step 2: Convert to fraction form
    15,840.72/23,745.39 = 8,823.96/x
  3. Step 3: Cross multiply
    15,840.72x = 23,745.39 × 8,823.96
  4. Step 4: Simplify right side
    15,840.72x = 209,528,371.54
  5. Step 5: Solve for x
    x = 209,528,371.54/15,840.72
  6. Step 6: Final answer
    x = 13,227.20

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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.