Home / 19,385.72-26,751.62-11,844.68

Finding the Fourth Proportional to 19,385.72, 26,751.62 and 11,844.68

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Solution

The fourth proportional to 19,385.72, 26,751.62 and 11,844.68 is: 16,345.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385.72 : 26,751.62 = 11,844.68 : x
  2. Step 2: Convert to fraction form
    19,385.72/26,751.62 = 11,844.68/x
  3. Step 3: Cross multiply
    19,385.72x = 26,751.62 × 11,844.68
  4. Step 4: Simplify right side
    19,385.72x = 316,864,274.24
  5. Step 5: Solve for x
    x = 316,864,274.24/19,385.72
  6. Step 6: Final answer
    x = 16,345.24

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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.