Home / 14,739.82-20,341.38-8,025.88

Finding the Fourth Proportional to 14,739.82, 20,341.38 and 8,025.88

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Solution

The fourth proportional to 14,739.82, 20,341.38 and 8,025.88 is: 11,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.82 : 20,341.38 = 8,025.88 : x
  2. Step 2: Convert to fraction form
    14,739.82/20,341.38 = 8,025.88/x
  3. Step 3: Cross multiply
    14,739.82x = 20,341.38 × 8,025.88
  4. Step 4: Simplify right side
    14,739.82x = 163,257,474.91
  5. Step 5: Solve for x
    x = 163,257,474.91/14,739.82
  6. Step 6: Final answer
    x = 11,075.95

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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.