Home / 14,021.67-21,026.34-5,250.43

Finding the Fourth Proportional to 14,021.67, 21,026.34 and 5,250.43

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Solution

The fourth proportional to 14,021.67, 21,026.34 and 5,250.43 is: 7,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.67 : 21,026.34 = 5,250.43 : x
  2. Step 2: Convert to fraction form
    14,021.67/21,026.34 = 5,250.43/x
  3. Step 3: Cross multiply
    14,021.67x = 21,026.34 × 5,250.43
  4. Step 4: Simplify right side
    14,021.67x = 110,397,273.76
  5. Step 5: Solve for x
    x = 110,397,273.76/14,021.67
  6. Step 6: Final answer
    x = 7,873.33

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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.