Home / 33,836.88-46,693.72-18,730.20

Finding the Fourth Proportional to 33,836.88, 46,693.72 and 18,730.20

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Solution

The fourth proportional to 33,836.88, 46,693.72 and 18,730.20 is: 25,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,836.88 : 46,693.72 = 18,730.20 : x
  2. Step 2: Convert to fraction form
    33,836.88/46,693.72 = 18,730.20/x
  3. Step 3: Cross multiply
    33,836.88x = 46,693.72 × 18,730.20
  4. Step 4: Simplify right side
    33,836.88x = 874,582,714.34
  5. Step 5: Solve for x
    x = 874,582,714.34/33,836.88
  6. Step 6: Final answer
    x = 25,847.03

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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.