Home / 14,415.35-21,615.33-4,418.33

Finding the Fourth Proportional to 14,415.35, 21,615.33 and 4,418.33

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Solution

The fourth proportional to 14,415.35, 21,615.33 and 4,418.33 is: 6,625.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.35 : 21,615.33 = 4,418.33 : x
  2. Step 2: Convert to fraction form
    14,415.35/21,615.33 = 4,418.33/x
  3. Step 3: Cross multiply
    14,415.35x = 21,615.33 × 4,418.33
  4. Step 4: Simplify right side
    14,415.35x = 95,503,661.00
  5. Step 5: Solve for x
    x = 95,503,661.00/14,415.35
  6. Step 6: Final answer
    x = 6,625.14

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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.