Home / 20,028.83-30,061.31-10,676.64

Finding the Fourth Proportional to 20,028.83, 30,061.31 and 10,676.64

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Solution

The fourth proportional to 20,028.83, 30,061.31 and 10,676.64 is: 16,024.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,028.83 : 30,061.31 = 10,676.64 : x
  2. Step 2: Convert to fraction form
    20,028.83/30,061.31 = 10,676.64/x
  3. Step 3: Cross multiply
    20,028.83x = 30,061.31 × 10,676.64
  4. Step 4: Simplify right side
    20,028.83x = 320,953,784.80
  5. Step 5: Solve for x
    x = 320,953,784.80/20,028.83
  6. Step 6: Final answer
    x = 16,024.59

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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.