Home / 63,311.77-94,986.69-18,939.97

Finding the Fourth Proportional to 63,311.77, 94,986.69 and 18,939.97

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Solution

The fourth proportional to 63,311.77, 94,986.69 and 18,939.97 is: 28,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,311.77 : 94,986.69 = 18,939.97 : x
  2. Step 2: Convert to fraction form
    63,311.77/94,986.69 = 18,939.97/x
  3. Step 3: Cross multiply
    63,311.77x = 94,986.69 × 18,939.97
  4. Step 4: Simplify right side
    63,311.77x = 1,799,045,059.00
  5. Step 5: Solve for x
    x = 1,799,045,059.00/63,311.77
  6. Step 6: Final answer
    x = 28,415.65

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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.