Home / 29,391.54-40,572.75-19,844.37

Finding the Fourth Proportional to 29,391.54, 40,572.75 and 19,844.37

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Solution

The fourth proportional to 29,391.54, 40,572.75 and 19,844.37 is: 27,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,391.54 : 40,572.75 = 19,844.37 : x
  2. Step 2: Convert to fraction form
    29,391.54/40,572.75 = 19,844.37/x
  3. Step 3: Cross multiply
    29,391.54x = 40,572.75 × 19,844.37
  4. Step 4: Simplify right side
    29,391.54x = 805,140,662.92
  5. Step 5: Solve for x
    x = 805,140,662.92/29,391.54
  6. Step 6: Final answer
    x = 27,393.62

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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.