Home / 14,028.03-21,037.86-11,556.72

Finding the Fourth Proportional to 14,028.03, 21,037.86 and 11,556.72

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Solution

The fourth proportional to 14,028.03, 21,037.86 and 11,556.72 is: 17,331.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.03 : 21,037.86 = 11,556.72 : x
  2. Step 2: Convert to fraction form
    14,028.03/21,037.86 = 11,556.72/x
  3. Step 3: Cross multiply
    14,028.03x = 21,037.86 × 11,556.72
  4. Step 4: Simplify right side
    14,028.03x = 243,128,657.42
  5. Step 5: Solve for x
    x = 243,128,657.42/14,028.03
  6. Step 6: Final answer
    x = 17,331.63

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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.