Home / 33,356.79-46,062.99-21,440.88

Finding the Fourth Proportional to 33,356.79, 46,062.99 and 21,440.88

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Solution

The fourth proportional to 33,356.79, 46,062.99 and 21,440.88 is: 29,608.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,356.79 : 46,062.99 = 21,440.88 : x
  2. Step 2: Convert to fraction form
    33,356.79/46,062.99 = 21,440.88/x
  3. Step 3: Cross multiply
    33,356.79x = 46,062.99 × 21,440.88
  4. Step 4: Simplify right side
    33,356.79x = 987,631,041.03
  5. Step 5: Solve for x
    x = 987,631,041.03/33,356.79
  6. Step 6: Final answer
    x = 29,608.10

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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.