Home / 19,097.37-28,647.73-7,853.40

Finding the Fourth Proportional to 19,097.37, 28,647.73 and 7,853.40

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Solution

The fourth proportional to 19,097.37, 28,647.73 and 7,853.40 is: 11,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,097.37 : 28,647.73 = 7,853.40 : x
  2. Step 2: Convert to fraction form
    19,097.37/28,647.73 = 7,853.40/x
  3. Step 3: Cross multiply
    19,097.37x = 28,647.73 × 7,853.40
  4. Step 4: Simplify right side
    19,097.37x = 224,982,082.78
  5. Step 5: Solve for x
    x = 224,982,082.78/19,097.37
  6. Step 6: Final answer
    x = 11,780.79

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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.