Home / 36,155.85-49,893.62-21,048.95

Finding the Fourth Proportional to 36,155.85, 49,893.62 and 21,048.95

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Solution

The fourth proportional to 36,155.85, 49,893.62 and 21,048.95 is: 29,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,155.85 : 49,893.62 = 21,048.95 : x
  2. Step 2: Convert to fraction form
    36,155.85/49,893.62 = 21,048.95/x
  3. Step 3: Cross multiply
    36,155.85x = 49,893.62 × 21,048.95
  4. Step 4: Simplify right side
    36,155.85x = 1,050,207,957.99
  5. Step 5: Solve for x
    x = 1,050,207,957.99/36,155.85
  6. Step 6: Final answer
    x = 29,046.70

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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.