Home / 16,900.21-25,351.44-5,814.70

Finding the Fourth Proportional to 16,900.21, 25,351.44 and 5,814.70

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Solution

The fourth proportional to 16,900.21, 25,351.44 and 5,814.70 is: 8,722.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.21 : 25,351.44 = 5,814.70 : x
  2. Step 2: Convert to fraction form
    16,900.21/25,351.44 = 5,814.70/x
  3. Step 3: Cross multiply
    16,900.21x = 25,351.44 × 5,814.70
  4. Step 4: Simplify right side
    16,900.21x = 147,411,018.17
  5. Step 5: Solve for x
    x = 147,411,018.17/16,900.21
  6. Step 6: Final answer
    x = 8,722.44

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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.