Home / 23,183.51-31,994.84-13,112.01

Finding the Fourth Proportional to 23,183.51, 31,994.84 and 13,112.01

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Solution

The fourth proportional to 23,183.51, 31,994.84 and 13,112.01 is: 18,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.51 : 31,994.84 = 13,112.01 : x
  2. Step 2: Convert to fraction form
    23,183.51/31,994.84 = 13,112.01/x
  3. Step 3: Cross multiply
    23,183.51x = 31,994.84 × 13,112.01
  4. Step 4: Simplify right side
    23,183.51x = 419,516,596.47
  5. Step 5: Solve for x
    x = 419,516,596.47/23,183.51
  6. Step 6: Final answer
    x = 18,095.48

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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.