Home / 14,554.98-20,087.19-8,269.38

Finding the Fourth Proportional to 14,554.98, 20,087.19 and 8,269.38

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Solution

The fourth proportional to 14,554.98, 20,087.19 and 8,269.38 is: 11,412.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554.98 : 20,087.19 = 8,269.38 : x
  2. Step 2: Convert to fraction form
    14,554.98/20,087.19 = 8,269.38/x
  3. Step 3: Cross multiply
    14,554.98x = 20,087.19 × 8,269.38
  4. Step 4: Simplify right side
    14,554.98x = 166,108,607.24
  5. Step 5: Solve for x
    x = 166,108,607.24/14,554.98
  6. Step 6: Final answer
    x = 11,412.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.