Home / 35,518.97-49,014.11-19,603.42

Finding the Fourth Proportional to 35,518.97, 49,014.11 and 19,603.42

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Solution

The fourth proportional to 35,518.97, 49,014.11 and 19,603.42 is: 27,051.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,518.97 : 49,014.11 = 19,603.42 : x
  2. Step 2: Convert to fraction form
    35,518.97/49,014.11 = 19,603.42/x
  3. Step 3: Cross multiply
    35,518.97x = 49,014.11 × 19,603.42
  4. Step 4: Simplify right side
    35,518.97x = 960,844,110.73
  5. Step 5: Solve for x
    x = 960,844,110.73/35,518.97
  6. Step 6: Final answer
    x = 27,051.57

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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.