Home / 22,372.40-33,520.20-14,577.20

Finding the Fourth Proportional to 22,372.40, 33,520.20 and 14,577.20

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Solution

The fourth proportional to 22,372.40, 33,520.20 and 14,577.20 is: 21,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,372.40 : 33,520.20 = 14,577.20 : x
  2. Step 2: Convert to fraction form
    22,372.40/33,520.20 = 14,577.20/x
  3. Step 3: Cross multiply
    22,372.40x = 33,520.20 × 14,577.20
  4. Step 4: Simplify right side
    22,372.40x = 488,630,659.44
  5. Step 5: Solve for x
    x = 488,630,659.44/22,372.40
  6. Step 6: Final answer
    x = 21,840.78

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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.