Home / 19,178.91-26,460.72-10,793.79

Finding the Fourth Proportional to 19,178.91, 26,460.72 and 10,793.79

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Solution

The fourth proportional to 19,178.91, 26,460.72 and 10,793.79 is: 14,891.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.91 : 26,460.72 = 10,793.79 : x
  2. Step 2: Convert to fraction form
    19,178.91/26,460.72 = 10,793.79/x
  3. Step 3: Cross multiply
    19,178.91x = 26,460.72 × 10,793.79
  4. Step 4: Simplify right side
    19,178.91x = 285,611,454.93
  5. Step 5: Solve for x
    x = 285,611,454.93/19,178.91
  6. Step 6: Final answer
    x = 14,891.95

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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.