Home / 16,783.70-25,175.12-4,303.48

Finding the Fourth Proportional to 16,783.70, 25,175.12 and 4,303.48

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Solution

The fourth proportional to 16,783.70, 25,175.12 and 4,303.48 is: 6,455.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.70 : 25,175.12 = 4,303.48 : x
  2. Step 2: Convert to fraction form
    16,783.70/25,175.12 = 4,303.48/x
  3. Step 3: Cross multiply
    16,783.70x = 25,175.12 × 4,303.48
  4. Step 4: Simplify right side
    16,783.70x = 108,340,625.42
  5. Step 5: Solve for x
    x = 108,340,625.42/16,783.70
  6. Step 6: Final answer
    x = 6,455.11

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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.