Home / 16,725.56-25,054.32-13,420.76

Finding the Fourth Proportional to 16,725.56, 25,054.32 and 13,420.76

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Solution

The fourth proportional to 16,725.56, 25,054.32 and 13,420.76 is: 20,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,725.56 : 25,054.32 = 13,420.76 : x
  2. Step 2: Convert to fraction form
    16,725.56/25,054.32 = 13,420.76/x
  3. Step 3: Cross multiply
    16,725.56x = 25,054.32 × 13,420.76
  4. Step 4: Simplify right side
    16,725.56x = 336,248,015.68
  5. Step 5: Solve for x
    x = 336,248,015.68/16,725.56
  6. Step 6: Final answer
    x = 20,103.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.