Home / 19,351.23-26,704.99-10,855.24

Finding the Fourth Proportional to 19,351.23, 26,704.99 and 10,855.24

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Solution

The fourth proportional to 19,351.23, 26,704.99 and 10,855.24 is: 14,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.23 : 26,704.99 = 10,855.24 : x
  2. Step 2: Convert to fraction form
    19,351.23/26,704.99 = 10,855.24/x
  3. Step 3: Cross multiply
    19,351.23x = 26,704.99 × 10,855.24
  4. Step 4: Simplify right side
    19,351.23x = 289,888,942.12
  5. Step 5: Solve for x
    x = 289,888,942.12/19,351.23
  6. Step 6: Final answer
    x = 14,980.39

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Double scale
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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.