Home / 33,783.66-46,622.94-21,044.40

Finding the Fourth Proportional to 33,783.66, 46,622.94 and 21,044.40

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Solution

The fourth proportional to 33,783.66, 46,622.94 and 21,044.40 is: 29,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,783.66 : 46,622.94 = 21,044.40 : x
  2. Step 2: Convert to fraction form
    33,783.66/46,622.94 = 21,044.40/x
  3. Step 3: Cross multiply
    33,783.66x = 46,622.94 × 21,044.40
  4. Step 4: Simplify right side
    33,783.66x = 981,151,798.54
  5. Step 5: Solve for x
    x = 981,151,798.54/33,783.66
  6. Step 6: Final answer
    x = 29,042.20

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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.