Home / 33,653.12-46,440.74-18,339.87

Finding the Fourth Proportional to 33,653.12, 46,440.74 and 18,339.87

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Solution

The fourth proportional to 33,653.12, 46,440.74 and 18,339.87 is: 25,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,653.12 : 46,440.74 = 18,339.87 : x
  2. Step 2: Convert to fraction form
    33,653.12/46,440.74 = 18,339.87/x
  3. Step 3: Cross multiply
    33,653.12x = 46,440.74 × 18,339.87
  4. Step 4: Simplify right side
    33,653.12x = 851,717,134.30
  5. Step 5: Solve for x
    x = 851,717,134.30/33,653.12
  6. Step 6: Final answer
    x = 25,308.71

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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.