Home / 14,027.58-21,035.88-5,257.71

Finding the Fourth Proportional to 14,027.58, 21,035.88 and 5,257.71

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Solution

The fourth proportional to 14,027.58, 21,035.88 and 5,257.71 is: 7,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.58 : 21,035.88 = 5,257.71 : x
  2. Step 2: Convert to fraction form
    14,027.58/21,035.88 = 5,257.71/x
  3. Step 3: Cross multiply
    14,027.58x = 21,035.88 × 5,257.71
  4. Step 4: Simplify right side
    14,027.58x = 110,600,556.63
  5. Step 5: Solve for x
    x = 110,600,556.63/14,027.58
  6. Step 6: Final answer
    x = 7,884.51

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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.