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Finding the Fourth Proportional to 29,415.46, 44,131.44 and 11,897.60

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Solution

The fourth proportional to 29,415.46, 44,131.44 and 11,897.60 is: 17,849.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,415.46 : 44,131.44 = 11,897.60 : x
  2. Step 2: Convert to fraction form
    29,415.46/44,131.44 = 11,897.60/x
  3. Step 3: Cross multiply
    29,415.46x = 44,131.44 × 11,897.60
  4. Step 4: Simplify right side
    29,415.46x = 525,058,220.54
  5. Step 5: Solve for x
    x = 525,058,220.54/29,415.46
  6. Step 6: Final answer
    x = 17,849.74

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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.