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Finding the Fourth Proportional to 29,713.80, 44,559.90 and 14,917.80

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Solution

The fourth proportional to 29,713.80, 44,559.90 and 14,917.80 is: 22,371.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713.80 : 44,559.90 = 14,917.80 : x
  2. Step 2: Convert to fraction form
    29,713.80/44,559.90 = 14,917.80/x
  3. Step 3: Cross multiply
    29,713.80x = 44,559.90 × 14,917.80
  4. Step 4: Simplify right side
    29,713.80x = 664,735,676.22
  5. Step 5: Solve for x
    x = 664,735,676.22/29,713.80
  6. Step 6: Final answer
    x = 22,371.28

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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.