Home / 33,894.08-46,768.34-21,145.23

Finding the Fourth Proportional to 33,894.08, 46,768.34 and 21,145.23

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Solution

The fourth proportional to 33,894.08, 46,768.34 and 21,145.23 is: 29,176.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,894.08 : 46,768.34 = 21,145.23 : x
  2. Step 2: Convert to fraction form
    33,894.08/46,768.34 = 21,145.23/x
  3. Step 3: Cross multiply
    33,894.08x = 46,768.34 × 21,145.23
  4. Step 4: Simplify right side
    33,894.08x = 988,927,200.29
  5. Step 5: Solve for x
    x = 988,927,200.29/33,894.08
  6. Step 6: Final answer
    x = 29,176.99

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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.