Home / 16,972.69-25,450.80-9,954.99

Finding the Fourth Proportional to 16,972.69, 25,450.80 and 9,954.99

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Solution

The fourth proportional to 16,972.69, 25,450.80 and 9,954.99 is: 14,927.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.69 : 25,450.80 = 9,954.99 : x
  2. Step 2: Convert to fraction form
    16,972.69/25,450.80 = 9,954.99/x
  3. Step 3: Cross multiply
    16,972.69x = 25,450.80 × 9,954.99
  4. Step 4: Simplify right side
    16,972.69x = 253,362,523.12
  5. Step 5: Solve for x
    x = 253,362,523.12/16,972.69
  6. Step 6: Final answer
    x = 14,927.66

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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.