Home / 19,096.83-28,448.35-18,516.47

Finding the Fourth Proportional to 19,096.83, 28,448.35 and 18,516.47

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Solution

The fourth proportional to 19,096.83, 28,448.35 and 18,516.47 is: 27,583.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096.83 : 28,448.35 = 18,516.47 : x
  2. Step 2: Convert to fraction form
    19,096.83/28,448.35 = 18,516.47/x
  3. Step 3: Cross multiply
    19,096.83x = 28,448.35 × 18,516.47
  4. Step 4: Simplify right side
    19,096.83x = 526,762,830.79
  5. Step 5: Solve for x
    x = 526,762,830.79/19,096.83
  6. Step 6: Final answer
    x = 27,583.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.