Home / 66,379.35-99,558.41-22,004.31

Finding the Fourth Proportional to 66,379.35, 99,558.41 and 22,004.31

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Solution

The fourth proportional to 66,379.35, 99,558.41 and 22,004.31 is: 33,002.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,379.35 : 99,558.41 = 22,004.31 : x
  2. Step 2: Convert to fraction form
    66,379.35/99,558.41 = 22,004.31/x
  3. Step 3: Cross multiply
    66,379.35x = 99,558.41 × 22,004.31
  4. Step 4: Simplify right side
    66,379.35x = 2,190,714,006.73
  5. Step 5: Solve for x
    x = 2,190,714,006.73/66,379.35
  6. Step 6: Final answer
    x = 33,002.94

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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.