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Finding the Fourth Proportional to 40,609.37, 60,907.07 and 11,029.59

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Solution

The fourth proportional to 40,609.37, 60,907.07 and 11,029.59 is: 16,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,609.37 : 60,907.07 = 11,029.59 : x
  2. Step 2: Convert to fraction form
    40,609.37/60,907.07 = 11,029.59/x
  3. Step 3: Cross multiply
    40,609.37x = 60,907.07 × 11,029.59
  4. Step 4: Simplify right side
    40,609.37x = 671,780,037.78
  5. Step 5: Solve for x
    x = 671,780,037.78/40,609.37
  6. Step 6: Final answer
    x = 16,542.49

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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.