Home / 34,065.36-47,016.72-19,161.36

Finding the Fourth Proportional to 34,065.36, 47,016.72 and 19,161.36

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Solution

The fourth proportional to 34,065.36, 47,016.72 and 19,161.36 is: 26,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,065.36 : 47,016.72 = 19,161.36 : x
  2. Step 2: Convert to fraction form
    34,065.36/47,016.72 = 19,161.36/x
  3. Step 3: Cross multiply
    34,065.36x = 47,016.72 × 19,161.36
  4. Step 4: Simplify right side
    34,065.36x = 900,904,297.94
  5. Step 5: Solve for x
    x = 900,904,297.94/34,065.36
  6. Step 6: Final answer
    x = 26,446.35

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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.