Home / 29,948.21-41,327.88-16,520.70

Finding the Fourth Proportional to 29,948.21, 41,327.88 and 16,520.70

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Solution

The fourth proportional to 29,948.21, 41,327.88 and 16,520.70 is: 22,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,948.21 : 41,327.88 = 16,520.70 : x
  2. Step 2: Convert to fraction form
    29,948.21/41,327.88 = 16,520.70/x
  3. Step 3: Cross multiply
    29,948.21x = 41,327.88 × 16,520.70
  4. Step 4: Simplify right side
    29,948.21x = 682,765,507.12
  5. Step 5: Solve for x
    x = 682,765,507.12/29,948.21
  6. Step 6: Final answer
    x = 22,798.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.