Home / 33,408.24-46,112.40-19,988.16

Finding the Fourth Proportional to 33,408.24, 46,112.40 and 19,988.16

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Solution

The fourth proportional to 33,408.24, 46,112.40 and 19,988.16 is: 27,589.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,408.24 : 46,112.40 = 19,988.16 : x
  2. Step 2: Convert to fraction form
    33,408.24/46,112.40 = 19,988.16/x
  3. Step 3: Cross multiply
    33,408.24x = 46,112.40 × 19,988.16
  4. Step 4: Simplify right side
    33,408.24x = 921,702,029.18
  5. Step 5: Solve for x
    x = 921,702,029.18/33,408.24
  6. Step 6: Final answer
    x = 27,589.06

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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.