Home / 16,920.01-23,325.24-11,868.58

Finding the Fourth Proportional to 16,920.01, 23,325.24 and 11,868.58

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Solution

The fourth proportional to 16,920.01, 23,325.24 and 11,868.58 is: 16,361.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,920.01 : 23,325.24 = 11,868.58 : x
  2. Step 2: Convert to fraction form
    16,920.01/23,325.24 = 11,868.58/x
  3. Step 3: Cross multiply
    16,920.01x = 23,325.24 × 11,868.58
  4. Step 4: Simplify right side
    16,920.01x = 276,837,476.96
  5. Step 5: Solve for x
    x = 276,837,476.96/16,920.01
  6. Step 6: Final answer
    x = 16,361.54

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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.