Home / 27,794.37-38,362.19-17,720.49

Finding the Fourth Proportional to 27,794.37, 38,362.19 and 17,720.49

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Solution

The fourth proportional to 27,794.37, 38,362.19 and 17,720.49 is: 24,458.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,794.37 : 38,362.19 = 17,720.49 : x
  2. Step 2: Convert to fraction form
    27,794.37/38,362.19 = 17,720.49/x
  3. Step 3: Cross multiply
    27,794.37x = 38,362.19 × 17,720.49
  4. Step 4: Simplify right side
    27,794.37x = 679,796,715.67
  5. Step 5: Solve for x
    x = 679,796,715.67/27,794.37
  6. Step 6: Final answer
    x = 24,458.07

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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.