Home / 20,002.54-27,603.39-11,050

Finding the Fourth Proportional to 20,002.54, 27,603.39 and 11,050

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Solution

The fourth proportional to 20,002.54, 27,603.39 and 11,050 is: 15,248.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.54 : 27,603.39 = 11,050 : x
  2. Step 2: Convert to fraction form
    20,002.54/27,603.39 = 11,050/x
  3. Step 3: Cross multiply
    20,002.54x = 27,603.39 × 11,050
  4. Step 4: Simplify right side
    20,002.54x = 305,017,459.50
  5. Step 5: Solve for x
    x = 305,017,459.50/20,002.54
  6. Step 6: Final answer
    x = 15,248.94

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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.