Home / 16,670.88-22,974-11,946.96

Finding the Fourth Proportional to 16,670.88, 22,974 and 11,946.96

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Solution

The fourth proportional to 16,670.88, 22,974 and 11,946.96 is: 16,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,670.88 : 22,974 = 11,946.96 : x
  2. Step 2: Convert to fraction form
    16,670.88/22,974 = 11,946.96/x
  3. Step 3: Cross multiply
    16,670.88x = 22,974 × 11,946.96
  4. Step 4: Simplify right side
    16,670.88x = 274,469,459.04
  5. Step 5: Solve for x
    x = 274,469,459.04/16,670.88
  6. Step 6: Final answer
    x = 16,464.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.