Home / 35,879.11-49,508.72-19,962.43

Finding the Fourth Proportional to 35,879.11, 49,508.72 and 19,962.43

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Solution

The fourth proportional to 35,879.11, 49,508.72 and 19,962.43 is: 27,545.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.11 : 49,508.72 = 19,962.43 : x
  2. Step 2: Convert to fraction form
    35,879.11/49,508.72 = 19,962.43/x
  3. Step 3: Cross multiply
    35,879.11x = 49,508.72 × 19,962.43
  4. Step 4: Simplify right side
    35,879.11x = 988,314,257.58
  5. Step 5: Solve for x
    x = 988,314,257.58/35,879.11
  6. Step 6: Final answer
    x = 27,545.67

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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.