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Finding the Fourth Proportional to 30,738.69, 46,108.09 and 8,552.08

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Solution

The fourth proportional to 30,738.69, 46,108.09 and 8,552.08 is: 12,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,738.69 : 46,108.09 = 8,552.08 : x
  2. Step 2: Convert to fraction form
    30,738.69/46,108.09 = 8,552.08/x
  3. Step 3: Cross multiply
    30,738.69x = 46,108.09 × 8,552.08
  4. Step 4: Simplify right side
    30,738.69x = 394,320,094.55
  5. Step 5: Solve for x
    x = 394,320,094.55/30,738.69
  6. Step 6: Final answer
    x = 12,828.14

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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.