Home / 16,800.98-25,203.80-7,440.26

Finding the Fourth Proportional to 16,800.98, 25,203.80 and 7,440.26

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Solution

The fourth proportional to 16,800.98, 25,203.80 and 7,440.26 is: 11,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.98 : 25,203.80 = 7,440.26 : x
  2. Step 2: Convert to fraction form
    16,800.98/25,203.80 = 7,440.26/x
  3. Step 3: Cross multiply
    16,800.98x = 25,203.80 × 7,440.26
  4. Step 4: Simplify right side
    16,800.98x = 187,522,824.99
  5. Step 5: Solve for x
    x = 187,522,824.99/16,800.98
  6. Step 6: Final answer
    x = 11,161.42

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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.