Home / 16,722.19-23,076.75-11,416.87

Finding the Fourth Proportional to 16,722.19, 23,076.75 and 11,416.87

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Solution

The fourth proportional to 16,722.19, 23,076.75 and 11,416.87 is: 15,755.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.19 : 23,076.75 = 11,416.87 : x
  2. Step 2: Convert to fraction form
    16,722.19/23,076.75 = 11,416.87/x
  3. Step 3: Cross multiply
    16,722.19x = 23,076.75 × 11,416.87
  4. Step 4: Simplify right side
    16,722.19x = 263,464,254.77
  5. Step 5: Solve for x
    x = 263,464,254.77/16,722.19
  6. Step 6: Final answer
    x = 15,755.37

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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.