Home / 14,513.88-21,770.36-4,125.63

Finding the Fourth Proportional to 14,513.88, 21,770.36 and 4,125.63

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Solution

The fourth proportional to 14,513.88, 21,770.36 and 4,125.63 is: 6,188.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,513.88 : 21,770.36 = 4,125.63 : x
  2. Step 2: Convert to fraction form
    14,513.88/21,770.36 = 4,125.63/x
  3. Step 3: Cross multiply
    14,513.88x = 21,770.36 × 4,125.63
  4. Step 4: Simplify right side
    14,513.88x = 89,816,450.33
  5. Step 5: Solve for x
    x = 89,816,450.33/14,513.88
  6. Step 6: Final answer
    x = 6,188.31

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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.