Home / 16,679.22-23,036.22-11,364.81

Finding the Fourth Proportional to 16,679.22, 23,036.22 and 11,364.81

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Solution

The fourth proportional to 16,679.22, 23,036.22 and 11,364.81 is: 15,696.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.22 : 23,036.22 = 11,364.81 : x
  2. Step 2: Convert to fraction form
    16,679.22/23,036.22 = 11,364.81/x
  3. Step 3: Cross multiply
    16,679.22x = 23,036.22 × 11,364.81
  4. Step 4: Simplify right side
    16,679.22x = 261,802,263.42
  5. Step 5: Solve for x
    x = 261,802,263.42/16,679.22
  6. Step 6: Final answer
    x = 15,696.31

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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.