Home / 14,188.57-21,276.33-4,325.83

Finding the Fourth Proportional to 14,188.57, 21,276.33 and 4,325.83

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Solution

The fourth proportional to 14,188.57, 21,276.33 and 4,325.83 is: 6,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.57 : 21,276.33 = 4,325.83 : x
  2. Step 2: Convert to fraction form
    14,188.57/21,276.33 = 4,325.83/x
  3. Step 3: Cross multiply
    14,188.57x = 21,276.33 × 4,325.83
  4. Step 4: Simplify right side
    14,188.57x = 92,037,786.60
  5. Step 5: Solve for x
    x = 92,037,786.60/14,188.57
  6. Step 6: Final answer
    x = 6,486.76

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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.