Home / 33,048.95-45,590.65-21,099.73

Finding the Fourth Proportional to 33,048.95, 45,590.65 and 21,099.73

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Solution

The fourth proportional to 33,048.95, 45,590.65 and 21,099.73 is: 29,106.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048.95 : 45,590.65 = 21,099.73 : x
  2. Step 2: Convert to fraction form
    33,048.95/45,590.65 = 21,099.73/x
  3. Step 3: Cross multiply
    33,048.95x = 45,590.65 × 21,099.73
  4. Step 4: Simplify right side
    33,048.95x = 961,950,177.57
  5. Step 5: Solve for x
    x = 961,950,177.57/33,048.95
  6. Step 6: Final answer
    x = 29,106.83

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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.