Home / 33,408.18-50,129.28-15,878.16

Finding the Fourth Proportional to 33,408.18, 50,129.28 and 15,878.16

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Solution

The fourth proportional to 33,408.18, 50,129.28 and 15,878.16 is: 23,825.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,408.18 : 50,129.28 = 15,878.16 : x
  2. Step 2: Convert to fraction form
    33,408.18/50,129.28 = 15,878.16/x
  3. Step 3: Cross multiply
    33,408.18x = 50,129.28 × 15,878.16
  4. Step 4: Simplify right side
    33,408.18x = 795,960,728.52
  5. Step 5: Solve for x
    x = 795,960,728.52/33,408.18
  6. Step 6: Final answer
    x = 23,825.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.