Home / 19,247.04-26,579.26-18,198.76

Finding the Fourth Proportional to 19,247.04, 26,579.26 and 18,198.76

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Solution

The fourth proportional to 19,247.04, 26,579.26 and 18,198.76 is: 25,131.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.04 : 26,579.26 = 18,198.76 : x
  2. Step 2: Convert to fraction form
    19,247.04/26,579.26 = 18,198.76/x
  3. Step 3: Cross multiply
    19,247.04x = 26,579.26 × 18,198.76
  4. Step 4: Simplify right side
    19,247.04x = 483,709,561.44
  5. Step 5: Solve for x
    x = 483,709,561.44/19,247.04
  6. Step 6: Final answer
    x = 25,131.63

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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.