Home / 33,540.12-46,289.40-19,205.28

Finding the Fourth Proportional to 33,540.12, 46,289.40 and 19,205.28

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Solution

The fourth proportional to 33,540.12, 46,289.40 and 19,205.28 is: 26,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,540.12 : 46,289.40 = 19,205.28 : x
  2. Step 2: Convert to fraction form
    33,540.12/46,289.40 = 19,205.28/x
  3. Step 3: Cross multiply
    33,540.12x = 46,289.40 × 19,205.28
  4. Step 4: Simplify right side
    33,540.12x = 889,000,888.03
  5. Step 5: Solve for x
    x = 889,000,888.03/33,540.12
  6. Step 6: Final answer
    x = 26,505.60

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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.