Home / 14,045.67-21,072.42-4,185.27

Finding the Fourth Proportional to 14,045.67, 21,072.42 and 4,185.27

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Solution

The fourth proportional to 14,045.67, 21,072.42 and 4,185.27 is: 6,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.67 : 21,072.42 = 4,185.27 : x
  2. Step 2: Convert to fraction form
    14,045.67/21,072.42 = 4,185.27/x
  3. Step 3: Cross multiply
    14,045.67x = 21,072.42 × 4,185.27
  4. Step 4: Simplify right side
    14,045.67x = 88,193,767.25
  5. Step 5: Solve for x
    x = 88,193,767.25/14,045.67
  6. Step 6: Final answer
    x = 6,279.07

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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.