Home / 14,255.84-21,385.58-5,493.26

Finding the Fourth Proportional to 14,255.84, 21,385.58 and 5,493.26

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Solution

The fourth proportional to 14,255.84, 21,385.58 and 5,493.26 is: 8,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255.84 : 21,385.58 = 5,493.26 : x
  2. Step 2: Convert to fraction form
    14,255.84/21,385.58 = 5,493.26/x
  3. Step 3: Cross multiply
    14,255.84x = 21,385.58 × 5,493.26
  4. Step 4: Simplify right side
    14,255.84x = 117,476,551.19
  5. Step 5: Solve for x
    x = 117,476,551.19/14,255.84
  6. Step 6: Final answer
    x = 8,240.59

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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.