Home / 14,420.22-21,643.82-8,884.41

Finding the Fourth Proportional to 14,420.22, 21,643.82 and 8,884.41

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Solution

The fourth proportional to 14,420.22, 21,643.82 and 8,884.41 is: 13,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.22 : 21,643.82 = 8,884.41 : x
  2. Step 2: Convert to fraction form
    14,420.22/21,643.82 = 8,884.41/x
  3. Step 3: Cross multiply
    14,420.22x = 21,643.82 × 8,884.41
  4. Step 4: Simplify right side
    14,420.22x = 192,292,570.85
  5. Step 5: Solve for x
    x = 192,292,570.85/14,420.22
  6. Step 6: Final answer
    x = 13,334.93

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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.