Home / 19,939.83-29,908.67-6,087.75

Finding the Fourth Proportional to 19,939.83, 29,908.67 and 6,087.75

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Solution

The fourth proportional to 19,939.83, 29,908.67 and 6,087.75 is: 9,131.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,939.83 : 29,908.67 = 6,087.75 : x
  2. Step 2: Convert to fraction form
    19,939.83/29,908.67 = 6,087.75/x
  3. Step 3: Cross multiply
    19,939.83x = 29,908.67 × 6,087.75
  4. Step 4: Simplify right side
    19,939.83x = 182,076,475.35
  5. Step 5: Solve for x
    x = 182,076,475.35/19,939.83
  6. Step 6: Final answer
    x = 9,131.30

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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.