Home / 20,554.44-30,850.92-10,700.88

Finding the Fourth Proportional to 20,554.44, 30,850.92 and 10,700.88

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Solution

The fourth proportional to 20,554.44, 30,850.92 and 10,700.88 is: 16,061.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554.44 : 30,850.92 = 10,700.88 : x
  2. Step 2: Convert to fraction form
    20,554.44/30,850.92 = 10,700.88/x
  3. Step 3: Cross multiply
    20,554.44x = 30,850.92 × 10,700.88
  4. Step 4: Simplify right side
    20,554.44x = 330,131,992.81
  5. Step 5: Solve for x
    x = 330,131,992.81/20,554.44
  6. Step 6: Final answer
    x = 16,061.35

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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.