Home / 14,022.36-21,027.37-5,251.12

Finding the Fourth Proportional to 14,022.36, 21,027.37 and 5,251.12

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Solution

The fourth proportional to 14,022.36, 21,027.37 and 5,251.12 is: 7,874.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.36 : 21,027.37 = 5,251.12 : x
  2. Step 2: Convert to fraction form
    14,022.36/21,027.37 = 5,251.12/x
  3. Step 3: Cross multiply
    14,022.36x = 21,027.37 × 5,251.12
  4. Step 4: Simplify right side
    14,022.36x = 110,417,138.02
  5. Step 5: Solve for x
    x = 110,417,138.02/14,022.36
  6. Step 6: Final answer
    x = 7,874.36

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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.