Home / 19,652.76-27,120.42-10,700.37

Finding the Fourth Proportional to 19,652.76, 27,120.42 and 10,700.37

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Solution

The fourth proportional to 19,652.76, 27,120.42 and 10,700.37 is: 14,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.76 : 27,120.42 = 10,700.37 : x
  2. Step 2: Convert to fraction form
    19,652.76/27,120.42 = 10,700.37/x
  3. Step 3: Cross multiply
    19,652.76x = 27,120.42 × 10,700.37
  4. Step 4: Simplify right side
    19,652.76x = 290,198,528.56
  5. Step 5: Solve for x
    x = 290,198,528.56/19,652.76
  6. Step 6: Final answer
    x = 14,766.30

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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.