Home / 35,520.92-49,017.66-19,603.88

Finding the Fourth Proportional to 35,520.92, 49,017.66 and 19,603.88

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Solution

The fourth proportional to 35,520.92, 49,017.66 and 19,603.88 is: 27,052.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.92 : 49,017.66 = 19,603.88 : x
  2. Step 2: Convert to fraction form
    35,520.92/49,017.66 = 19,603.88/x
  3. Step 3: Cross multiply
    35,520.92x = 49,017.66 × 19,603.88
  4. Step 4: Simplify right side
    35,520.92x = 960,936,324.52
  5. Step 5: Solve for x
    x = 960,936,324.52/35,520.92
  6. Step 6: Final answer
    x = 27,052.69

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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.