Home / 33,604.43-46,354.79-21,007.31

Finding the Fourth Proportional to 33,604.43, 46,354.79 and 21,007.31

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Solution

The fourth proportional to 33,604.43, 46,354.79 and 21,007.31 is: 28,978.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,604.43 : 46,354.79 = 21,007.31 : x
  2. Step 2: Convert to fraction form
    33,604.43/46,354.79 = 21,007.31/x
  3. Step 3: Cross multiply
    33,604.43x = 46,354.79 × 21,007.31
  4. Step 4: Simplify right side
    33,604.43x = 973,789,106.70
  5. Step 5: Solve for x
    x = 973,789,106.70/33,604.43
  6. Step 6: Final answer
    x = 28,978.00

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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.