Home / 16,947.56-25,420.80-4,467.20

Finding the Fourth Proportional to 16,947.56, 25,420.80 and 4,467.20

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Solution

The fourth proportional to 16,947.56, 25,420.80 and 4,467.20 is: 6,700.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.56 : 25,420.80 = 4,467.20 : x
  2. Step 2: Convert to fraction form
    16,947.56/25,420.80 = 4,467.20/x
  3. Step 3: Cross multiply
    16,947.56x = 25,420.80 × 4,467.20
  4. Step 4: Simplify right side
    16,947.56x = 113,559,797.76
  5. Step 5: Solve for x
    x = 113,559,797.76/16,947.56
  6. Step 6: Final answer
    x = 6,700.66

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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.