Home / 16,720.98-25,081.52-4,241.02

Finding the Fourth Proportional to 16,720.98, 25,081.52 and 4,241.02

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Solution

The fourth proportional to 16,720.98, 25,081.52 and 4,241.02 is: 6,361.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.98 : 25,081.52 = 4,241.02 : x
  2. Step 2: Convert to fraction form
    16,720.98/25,081.52 = 4,241.02/x
  3. Step 3: Cross multiply
    16,720.98x = 25,081.52 × 4,241.02
  4. Step 4: Simplify right side
    16,720.98x = 106,371,081.34
  5. Step 5: Solve for x
    x = 106,371,081.34/16,720.98
  6. Step 6: Final answer
    x = 6,361.53

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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.