Home / 19,709.92-27,199.47-10,757.35

Finding the Fourth Proportional to 19,709.92, 27,199.47 and 10,757.35

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Solution

The fourth proportional to 19,709.92, 27,199.47 and 10,757.35 is: 14,845.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,709.92 : 27,199.47 = 10,757.35 : x
  2. Step 2: Convert to fraction form
    19,709.92/27,199.47 = 10,757.35/x
  3. Step 3: Cross multiply
    19,709.92x = 27,199.47 × 10,757.35
  4. Step 4: Simplify right side
    19,709.92x = 292,594,218.60
  5. Step 5: Solve for x
    x = 292,594,218.60/19,709.92
  6. Step 6: Final answer
    x = 14,845.02

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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.