Home / 19,233.80-28,826.40-14,033.60

Finding the Fourth Proportional to 19,233.80, 28,826.40 and 14,033.60

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Solution

The fourth proportional to 19,233.80, 28,826.40 and 14,033.60 is: 21,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.80 : 28,826.40 = 14,033.60 : x
  2. Step 2: Convert to fraction form
    19,233.80/28,826.40 = 14,033.60/x
  3. Step 3: Cross multiply
    19,233.80x = 28,826.40 × 14,033.60
  4. Step 4: Simplify right side
    19,233.80x = 404,538,167.04
  5. Step 5: Solve for x
    x = 404,538,167.04/19,233.80
  6. Step 6: Final answer
    x = 21,032.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.