Home / 16,720.98-25,085.82-4,874.48

Finding the Fourth Proportional to 16,720.98, 25,085.82 and 4,874.48

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Solution

The fourth proportional to 16,720.98, 25,085.82 and 4,874.48 is: 7,312.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,720.98 : 25,085.82 = 4,874.48 : x
  2. Step 2: Convert to fraction form
    16,720.98/25,085.82 = 4,874.48/x
  3. Step 3: Cross multiply
    16,720.98x = 25,085.82 × 4,874.48
  4. Step 4: Simplify right side
    16,720.98x = 122,280,327.87
  5. Step 5: Solve for x
    x = 122,280,327.87/16,720.98
  6. Step 6: Final answer
    x = 7,312.99

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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.