Home / 66,827.41-100,232.75-21,845.00

Finding the Fourth Proportional to 66,827.41, 100,232.75 and 21,845.00

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Solution

The fourth proportional to 66,827.41, 100,232.75 and 21,845.00 is: 32,764.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827.41 : 100,232.75 = 21,845.00 : x
  2. Step 2: Convert to fraction form
    66,827.41/100,232.75 = 21,845.00/x
  3. Step 3: Cross multiply
    66,827.41x = 100,232.75 × 21,845.00
  4. Step 4: Simplify right side
    66,827.41x = 2,189,584,606.07
  5. Step 5: Solve for x
    x = 2,189,584,606.07/66,827.41
  6. Step 6: Final answer
    x = 32,764.77

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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.