Home / 16,949.84-25,397.99-13,771.77

Finding the Fourth Proportional to 16,949.84, 25,397.99 and 13,771.77

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Solution

The fourth proportional to 16,949.84, 25,397.99 and 13,771.77 is: 20,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,949.84 : 25,397.99 = 13,771.77 : x
  2. Step 2: Convert to fraction form
    16,949.84/25,397.99 = 13,771.77/x
  3. Step 3: Cross multiply
    16,949.84x = 25,397.99 × 13,771.77
  4. Step 4: Simplify right side
    16,949.84x = 349,775,207.88
  5. Step 5: Solve for x
    x = 349,775,207.88/16,949.84
  6. Step 6: Final answer
    x = 20,635.91

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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.