Home / 30,204.44-41,702.30-18,889.96

Finding the Fourth Proportional to 30,204.44, 41,702.30 and 18,889.96

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Solution

The fourth proportional to 30,204.44, 41,702.30 and 18,889.96 is: 26,080.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.44 : 41,702.30 = 18,889.96 : x
  2. Step 2: Convert to fraction form
    30,204.44/41,702.30 = 18,889.96/x
  3. Step 3: Cross multiply
    30,204.44x = 41,702.30 × 18,889.96
  4. Step 4: Simplify right side
    30,204.44x = 787,754,778.91
  5. Step 5: Solve for x
    x = 787,754,778.91/30,204.44
  6. Step 6: Final answer
    x = 26,080.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.