Home / 33,781.58-46,622.85-19,631.69

Finding the Fourth Proportional to 33,781.58, 46,622.85 and 19,631.69

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Solution

The fourth proportional to 33,781.58, 46,622.85 and 19,631.69 is: 27,094.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,781.58 : 46,622.85 = 19,631.69 : x
  2. Step 2: Convert to fraction form
    33,781.58/46,622.85 = 19,631.69/x
  3. Step 3: Cross multiply
    33,781.58x = 46,622.85 × 19,631.69
  4. Step 4: Simplify right side
    33,781.58x = 915,285,338.12
  5. Step 5: Solve for x
    x = 915,285,338.12/33,781.58
  6. Step 6: Final answer
    x = 27,094.21

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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.