Home / 16,516.99-24,779.27-7,158.57

Finding the Fourth Proportional to 16,516.99, 24,779.27 and 7,158.57

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Solution

The fourth proportional to 16,516.99, 24,779.27 and 7,158.57 is: 10,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.99 : 24,779.27 = 7,158.57 : x
  2. Step 2: Convert to fraction form
    16,516.99/24,779.27 = 7,158.57/x
  3. Step 3: Cross multiply
    16,516.99x = 24,779.27 × 7,158.57
  4. Step 4: Simplify right side
    16,516.99x = 177,384,195.97
  5. Step 5: Solve for x
    x = 177,384,195.97/16,516.99
  6. Step 6: Final answer
    x = 10,739.50

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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.