Home / 15,983.93-23,941.07-13,179.11

Finding the Fourth Proportional to 15,983.93, 23,941.07 and 13,179.11

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Solution

The fourth proportional to 15,983.93, 23,941.07 and 13,179.11 is: 19,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.93 : 23,941.07 = 13,179.11 : x
  2. Step 2: Convert to fraction form
    15,983.93/23,941.07 = 13,179.11/x
  3. Step 3: Cross multiply
    15,983.93x = 23,941.07 × 13,179.11
  4. Step 4: Simplify right side
    15,983.93x = 315,521,858.87
  5. Step 5: Solve for x
    x = 315,521,858.87/15,983.93
  6. Step 6: Final answer
    x = 19,739.94

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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.