Home / 27,280.93-40,921.45-7,559.54

Finding the Fourth Proportional to 27,280.93, 40,921.45 and 7,559.54

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Solution

The fourth proportional to 27,280.93, 40,921.45 and 7,559.54 is: 11,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280.93 : 40,921.45 = 7,559.54 : x
  2. Step 2: Convert to fraction form
    27,280.93/40,921.45 = 7,559.54/x
  3. Step 3: Cross multiply
    27,280.93x = 40,921.45 × 7,559.54
  4. Step 4: Simplify right side
    27,280.93x = 309,347,338.13
  5. Step 5: Solve for x
    x = 309,347,338.13/27,280.93
  6. Step 6: Final answer
    x = 11,339.33

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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.