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Finding the Fourth Proportional to 14,333.76, 21,503.07 and 4,472.82

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Solution

The fourth proportional to 14,333.76, 21,503.07 and 4,472.82 is: 6,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,333.76 : 21,503.07 = 4,472.82 : x
  2. Step 2: Convert to fraction form
    14,333.76/21,503.07 = 4,472.82/x
  3. Step 3: Cross multiply
    14,333.76x = 21,503.07 × 4,472.82
  4. Step 4: Simplify right side
    14,333.76x = 96,179,361.56
  5. Step 5: Solve for x
    x = 96,179,361.56/14,333.76
  6. Step 6: Final answer
    x = 6,709.99

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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.