Home / 27,464.36-37,873.52-20,674.64

Finding the Fourth Proportional to 27,464.36, 37,873.52 and 20,674.64

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Solution

The fourth proportional to 27,464.36, 37,873.52 and 20,674.64 is: 28,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.36 : 37,873.52 = 20,674.64 : x
  2. Step 2: Convert to fraction form
    27,464.36/37,873.52 = 20,674.64/x
  3. Step 3: Cross multiply
    27,464.36x = 37,873.52 × 20,674.64
  4. Step 4: Simplify right side
    27,464.36x = 783,021,253.85
  5. Step 5: Solve for x
    x = 783,021,253.85/27,464.36
  6. Step 6: Final answer
    x = 28,510.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.