Home / 14,189.26-21,284.84-4,328.60

Finding the Fourth Proportional to 14,189.26, 21,284.84 and 4,328.60

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Solution

The fourth proportional to 14,189.26, 21,284.84 and 4,328.60 is: 6,493.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.26 : 21,284.84 = 4,328.60 : x
  2. Step 2: Convert to fraction form
    14,189.26/21,284.84 = 4,328.60/x
  3. Step 3: Cross multiply
    14,189.26x = 21,284.84 × 4,328.60
  4. Step 4: Simplify right side
    14,189.26x = 92,133,558.42
  5. Step 5: Solve for x
    x = 92,133,558.42/14,189.26
  6. Step 6: Final answer
    x = 6,493.19

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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.