Home / 14,245.40-21,350.10-5,468.60

Finding the Fourth Proportional to 14,245.40, 21,350.10 and 5,468.60

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Solution

The fourth proportional to 14,245.40, 21,350.10 and 5,468.60 is: 8,195.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.40 : 21,350.10 = 5,468.60 : x
  2. Step 2: Convert to fraction form
    14,245.40/21,350.10 = 5,468.60/x
  3. Step 3: Cross multiply
    14,245.40x = 21,350.10 × 5,468.60
  4. Step 4: Simplify right side
    14,245.40x = 116,755,156.86
  5. Step 5: Solve for x
    x = 116,755,156.86/14,245.40
  6. Step 6: Final answer
    x = 8,195.99

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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.