Home / 19,235.43-28,865.76-6,755.13

Finding the Fourth Proportional to 19,235.43, 28,865.76 and 6,755.13

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Solution

The fourth proportional to 19,235.43, 28,865.76 and 6,755.13 is: 10,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.43 : 28,865.76 = 6,755.13 : x
  2. Step 2: Convert to fraction form
    19,235.43/28,865.76 = 6,755.13/x
  3. Step 3: Cross multiply
    19,235.43x = 28,865.76 × 6,755.13
  4. Step 4: Simplify right side
    19,235.43x = 194,991,961.35
  5. Step 5: Solve for x
    x = 194,991,961.35/19,235.43
  6. Step 6: Final answer
    x = 10,137.13

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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.