Home / 15,516.83-23,257.01-7,179.23

Finding the Fourth Proportional to 15,516.83, 23,257.01 and 7,179.23

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Solution

The fourth proportional to 15,516.83, 23,257.01 and 7,179.23 is: 10,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.83 : 23,257.01 = 7,179.23 : x
  2. Step 2: Convert to fraction form
    15,516.83/23,257.01 = 7,179.23/x
  3. Step 3: Cross multiply
    15,516.83x = 23,257.01 × 7,179.23
  4. Step 4: Simplify right side
    15,516.83x = 166,967,307.62
  5. Step 5: Solve for x
    x = 166,967,307.62/15,516.83
  6. Step 6: Final answer
    x = 10,760.40

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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.