Home / 16,815.88-25,161.53-10,525.77

Finding the Fourth Proportional to 16,815.88, 25,161.53 and 10,525.77

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Solution

The fourth proportional to 16,815.88, 25,161.53 and 10,525.77 is: 15,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.88 : 25,161.53 = 10,525.77 : x
  2. Step 2: Convert to fraction form
    16,815.88/25,161.53 = 10,525.77/x
  3. Step 3: Cross multiply
    16,815.88x = 25,161.53 × 10,525.77
  4. Step 4: Simplify right side
    16,815.88x = 264,844,503.94
  5. Step 5: Solve for x
    x = 264,844,503.94/16,815.88
  6. Step 6: Final answer
    x = 15,749.67

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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.