Home / 19,435.57-26,821.19-11,052.07

Finding the Fourth Proportional to 19,435.57, 26,821.19 and 11,052.07

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Solution

The fourth proportional to 19,435.57, 26,821.19 and 11,052.07 is: 15,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.57 : 26,821.19 = 11,052.07 : x
  2. Step 2: Convert to fraction form
    19,435.57/26,821.19 = 11,052.07/x
  3. Step 3: Cross multiply
    19,435.57x = 26,821.19 × 11,052.07
  4. Step 4: Simplify right side
    19,435.57x = 296,429,629.94
  5. Step 5: Solve for x
    x = 296,429,629.94/19,435.57
  6. Step 6: Final answer
    x = 15,251.92

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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.