Home / 29,730.85-44,603.69-20,982.85

Finding the Fourth Proportional to 29,730.85, 44,603.69 and 20,982.85

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Solution

The fourth proportional to 29,730.85, 44,603.69 and 20,982.85 is: 31,479.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,730.85 : 44,603.69 = 20,982.85 : x
  2. Step 2: Convert to fraction form
    29,730.85/44,603.69 = 20,982.85/x
  3. Step 3: Cross multiply
    29,730.85x = 44,603.69 × 20,982.85
  4. Step 4: Simplify right side
    29,730.85x = 935,912,536.72
  5. Step 5: Solve for x
    x = 935,912,536.72/29,730.85
  6. Step 6: Final answer
    x = 31,479.51

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1.5x scale

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.