Home / 34,881.40-52,321.63-8,586.36

Finding the Fourth Proportional to 34,881.40, 52,321.63 and 8,586.36

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Solution

The fourth proportional to 34,881.40, 52,321.63 and 8,586.36 is: 12,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,881.40 : 52,321.63 = 8,586.36 : x
  2. Step 2: Convert to fraction form
    34,881.40/52,321.63 = 8,586.36/x
  3. Step 3: Cross multiply
    34,881.40x = 52,321.63 × 8,586.36
  4. Step 4: Simplify right side
    34,881.40x = 449,252,350.97
  5. Step 5: Solve for x
    x = 449,252,350.97/34,881.40
  6. Step 6: Final answer
    x = 12,879.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.