Home / 31,057.36-46,586.44-8,871.46

Finding the Fourth Proportional to 31,057.36, 46,586.44 and 8,871.46

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Solution

The fourth proportional to 31,057.36, 46,586.44 and 8,871.46 is: 13,307.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,057.36 : 46,586.44 = 8,871.46 : x
  2. Step 2: Convert to fraction form
    31,057.36/46,586.44 = 8,871.46/x
  3. Step 3: Cross multiply
    31,057.36x = 46,586.44 × 8,871.46
  4. Step 4: Simplify right side
    31,057.36x = 413,289,739.00
  5. Step 5: Solve for x
    x = 413,289,739.00/31,057.36
  6. Step 6: Final answer
    x = 13,307.30

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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.