Home / 19,650.86-27,118.76-10,698.52

Finding the Fourth Proportional to 19,650.86, 27,118.76 and 10,698.52

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Solution

The fourth proportional to 19,650.86, 27,118.76 and 10,698.52 is: 14,764.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,650.86 : 27,118.76 = 10,698.52 : x
  2. Step 2: Convert to fraction form
    19,650.86/27,118.76 = 10,698.52/x
  3. Step 3: Cross multiply
    19,650.86x = 27,118.76 × 10,698.52
  4. Step 4: Simplify right side
    19,650.86x = 290,130,585.97
  5. Step 5: Solve for x
    x = 290,130,585.97/19,650.86
  6. Step 6: Final answer
    x = 14,764.27

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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.