Home / 13,289.52-19,934.36-4,055.52

Finding the Fourth Proportional to 13,289.52, 19,934.36 and 4,055.52

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Solution

The fourth proportional to 13,289.52, 19,934.36 and 4,055.52 is: 6,083.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,289.52 : 19,934.36 = 4,055.52 : x
  2. Step 2: Convert to fraction form
    13,289.52/19,934.36 = 4,055.52/x
  3. Step 3: Cross multiply
    13,289.52x = 19,934.36 × 4,055.52
  4. Step 4: Simplify right side
    13,289.52x = 80,844,195.67
  5. Step 5: Solve for x
    x = 80,844,195.67/13,289.52
  6. Step 6: Final answer
    x = 6,083.30

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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.