Home / 23,081.37-31,846.61-13,009.83

Finding the Fourth Proportional to 23,081.37, 31,846.61 and 13,009.83

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Solution

The fourth proportional to 23,081.37, 31,846.61 and 13,009.83 is: 17,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,081.37 : 31,846.61 = 13,009.83 : x
  2. Step 2: Convert to fraction form
    23,081.37/31,846.61 = 13,009.83/x
  3. Step 3: Cross multiply
    23,081.37x = 31,846.61 × 13,009.83
  4. Step 4: Simplify right side
    23,081.37x = 414,318,917.13
  5. Step 5: Solve for x
    x = 414,318,917.13/23,081.37
  6. Step 6: Final answer
    x = 17,950.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.