Home / 19,739.45-27,230.92-14,353.54

Finding the Fourth Proportional to 19,739.45, 27,230.92 and 14,353.54

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Solution

The fourth proportional to 19,739.45, 27,230.92 and 14,353.54 is: 19,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739.45 : 27,230.92 = 14,353.54 : x
  2. Step 2: Convert to fraction form
    19,739.45/27,230.92 = 14,353.54/x
  3. Step 3: Cross multiply
    19,739.45x = 27,230.92 × 14,353.54
  4. Step 4: Simplify right side
    19,739.45x = 390,859,995.50
  5. Step 5: Solve for x
    x = 390,859,995.50/19,739.45
  6. Step 6: Final answer
    x = 19,800.95

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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.