Home / 19,974.94-27,552.63-12,019.66

Finding the Fourth Proportional to 19,974.94, 27,552.63 and 12,019.66

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Solution

The fourth proportional to 19,974.94, 27,552.63 and 12,019.66 is: 16,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.94 : 27,552.63 = 12,019.66 : x
  2. Step 2: Convert to fraction form
    19,974.94/27,552.63 = 12,019.66/x
  3. Step 3: Cross multiply
    19,974.94x = 27,552.63 × 12,019.66
  4. Step 4: Simplify right side
    19,974.94x = 331,173,244.71
  5. Step 5: Solve for x
    x = 331,173,244.71/19,974.94
  6. Step 6: Final answer
    x = 16,579.44

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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.