Home / 14,133.03-21,199.88-4,272.27

Finding the Fourth Proportional to 14,133.03, 21,199.88 and 4,272.27

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Solution

The fourth proportional to 14,133.03, 21,199.88 and 4,272.27 is: 6,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.03 : 21,199.88 = 4,272.27 : x
  2. Step 2: Convert to fraction form
    14,133.03/21,199.88 = 4,272.27/x
  3. Step 3: Cross multiply
    14,133.03x = 21,199.88 × 4,272.27
  4. Step 4: Simplify right side
    14,133.03x = 90,571,611.33
  5. Step 5: Solve for x
    x = 90,571,611.33/14,133.03
  6. Step 6: Final answer
    x = 6,408.51

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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.