Home / 19,491.83-26,898.69-10,993.93

Finding the Fourth Proportional to 19,491.83, 26,898.69 and 10,993.93

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Solution

The fourth proportional to 19,491.83, 26,898.69 and 10,993.93 is: 15,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.83 : 26,898.69 = 10,993.93 : x
  2. Step 2: Convert to fraction form
    19,491.83/26,898.69 = 10,993.93/x
  3. Step 3: Cross multiply
    19,491.83x = 26,898.69 × 10,993.93
  4. Step 4: Simplify right side
    19,491.83x = 295,722,227.09
  5. Step 5: Solve for x
    x = 295,722,227.09/19,491.83
  6. Step 6: Final answer
    x = 15,171.60

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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.