Home / 19,161.36-26,435.79-11,202.48

Finding the Fourth Proportional to 19,161.36, 26,435.79 and 11,202.48

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Solution

The fourth proportional to 19,161.36, 26,435.79 and 11,202.48 is: 15,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161.36 : 26,435.79 = 11,202.48 : x
  2. Step 2: Convert to fraction form
    19,161.36/26,435.79 = 11,202.48/x
  3. Step 3: Cross multiply
    19,161.36x = 26,435.79 × 11,202.48
  4. Step 4: Simplify right side
    19,161.36x = 296,146,408.76
  5. Step 5: Solve for x
    x = 296,146,408.76/19,161.36
  6. Step 6: Final answer
    x = 15,455.40

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1.5x scale

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.