Home / 14,331.88-21,493.98-3,944.20

Finding the Fourth Proportional to 14,331.88, 21,493.98 and 3,944.20

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Solution

The fourth proportional to 14,331.88, 21,493.98 and 3,944.20 is: 5,915.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,331.88 : 21,493.98 = 3,944.20 : x
  2. Step 2: Convert to fraction form
    14,331.88/21,493.98 = 3,944.20/x
  3. Step 3: Cross multiply
    14,331.88x = 21,493.98 × 3,944.20
  4. Step 4: Simplify right side
    14,331.88x = 84,776,555.92
  5. Step 5: Solve for x
    x = 84,776,555.92/14,331.88
  6. Step 6: Final answer
    x = 5,915.24

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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.