Home / 33,868.64-46,728.60-21,913.04

Finding the Fourth Proportional to 33,868.64, 46,728.60 and 21,913.04

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Solution

The fourth proportional to 33,868.64, 46,728.60 and 21,913.04 is: 30,233.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,868.64 : 46,728.60 = 21,913.04 : x
  2. Step 2: Convert to fraction form
    33,868.64/46,728.60 = 21,913.04/x
  3. Step 3: Cross multiply
    33,868.64x = 46,728.60 × 21,913.04
  4. Step 4: Simplify right side
    33,868.64x = 1,023,965,680.94
  5. Step 5: Solve for x
    x = 1,023,965,680.94/33,868.64
  6. Step 6: Final answer
    x = 30,233.45

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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.