Home / 51,562.98-77,367.42-21,999.60

Finding the Fourth Proportional to 51,562.98, 77,367.42 and 21,999.60

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Solution

The fourth proportional to 51,562.98, 77,367.42 and 21,999.60 is: 33,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,562.98 : 77,367.42 = 21,999.60 : x
  2. Step 2: Convert to fraction form
    51,562.98/77,367.42 = 21,999.60/x
  3. Step 3: Cross multiply
    51,562.98x = 77,367.42 × 21,999.60
  4. Step 4: Simplify right side
    51,562.98x = 1,702,052,293.03
  5. Step 5: Solve for x
    x = 1,702,052,293.03/51,562.98
  6. Step 6: Final answer
    x = 33,009.19

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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.