Home / 19,763.86-27,274.54-10,811.94

Finding the Fourth Proportional to 19,763.86, 27,274.54 and 10,811.94

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Solution

The fourth proportional to 19,763.86, 27,274.54 and 10,811.94 is: 14,920.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.86 : 27,274.54 = 10,811.94 : x
  2. Step 2: Convert to fraction form
    19,763.86/27,274.54 = 10,811.94/x
  3. Step 3: Cross multiply
    19,763.86x = 27,274.54 × 10,811.94
  4. Step 4: Simplify right side
    19,763.86x = 294,890,690.01
  5. Step 5: Solve for x
    x = 294,890,690.01/19,763.86
  6. Step 6: Final answer
    x = 14,920.70

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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.