Home / 19,299.18-28,786.51-17,527.44

Finding the Fourth Proportional to 19,299.18, 28,786.51 and 17,527.44

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Solution

The fourth proportional to 19,299.18, 28,786.51 and 17,527.44 is: 26,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,299.18 : 28,786.51 = 17,527.44 : x
  2. Step 2: Convert to fraction form
    19,299.18/28,786.51 = 17,527.44/x
  3. Step 3: Cross multiply
    19,299.18x = 28,786.51 × 17,527.44
  4. Step 4: Simplify right side
    19,299.18x = 504,553,826.83
  5. Step 5: Solve for x
    x = 504,553,826.83/19,299.18
  6. Step 6: Final answer
    x = 26,143.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.