Home / 17,844.48-26,709.12-12,572.64

Finding the Fourth Proportional to 17,844.48, 26,709.12 and 12,572.64

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Solution

The fourth proportional to 17,844.48, 26,709.12 and 12,572.64 is: 18,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,844.48 : 26,709.12 = 12,572.64 : x
  2. Step 2: Convert to fraction form
    17,844.48/26,709.12 = 12,572.64/x
  3. Step 3: Cross multiply
    17,844.48x = 26,709.12 × 12,572.64
  4. Step 4: Simplify right side
    17,844.48x = 335,804,150.48
  5. Step 5: Solve for x
    x = 335,804,150.48/17,844.48
  6. Step 6: Final answer
    x = 18,818.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.