Home / 15,477.90-23,216.94-3,791.16

Finding the Fourth Proportional to 15,477.90, 23,216.94 and 3,791.16

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Solution

The fourth proportional to 15,477.90, 23,216.94 and 3,791.16 is: 5,686.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.90 : 23,216.94 = 3,791.16 : x
  2. Step 2: Convert to fraction form
    15,477.90/23,216.94 = 3,791.16/x
  3. Step 3: Cross multiply
    15,477.90x = 23,216.94 × 3,791.16
  4. Step 4: Simplify right side
    15,477.90x = 88,019,134.25
  5. Step 5: Solve for x
    x = 88,019,134.25/15,477.90
  6. Step 6: Final answer
    x = 5,686.76

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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.