Home / 19,023.42-28,516.58-7,933.28

Finding the Fourth Proportional to 19,023.42, 28,516.58 and 7,933.28

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Solution

The fourth proportional to 19,023.42, 28,516.58 and 7,933.28 is: 11,892.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.42 : 28,516.58 = 7,933.28 : x
  2. Step 2: Convert to fraction form
    19,023.42/28,516.58 = 7,933.28/x
  3. Step 3: Cross multiply
    19,023.42x = 28,516.58 × 7,933.28
  4. Step 4: Simplify right side
    19,023.42x = 226,230,013.78
  5. Step 5: Solve for x
    x = 226,230,013.78/19,023.42
  6. Step 6: Final answer
    x = 11,892.18

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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.