Home / 33,894.36-46,783.53-21,140.01

Finding the Fourth Proportional to 33,894.36, 46,783.53 and 21,140.01

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Solution

The fourth proportional to 33,894.36, 46,783.53 and 21,140.01 is: 29,179.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,894.36 : 46,783.53 = 21,140.01 : x
  2. Step 2: Convert to fraction form
    33,894.36/46,783.53 = 21,140.01/x
  3. Step 3: Cross multiply
    33,894.36x = 46,783.53 × 21,140.01
  4. Step 4: Simplify right side
    33,894.36x = 989,004,292.04
  5. Step 5: Solve for x
    x = 989,004,292.04/33,894.36
  6. Step 6: Final answer
    x = 29,179.02

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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.