Home / 14,226.60-21,337.44-6,433.60

Finding the Fourth Proportional to 14,226.60, 21,337.44 and 6,433.60

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Solution

The fourth proportional to 14,226.60, 21,337.44 and 6,433.60 is: 9,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,226.60 : 21,337.44 = 6,433.60 : x
  2. Step 2: Convert to fraction form
    14,226.60/21,337.44 = 6,433.60/x
  3. Step 3: Cross multiply
    14,226.60x = 21,337.44 × 6,433.60
  4. Step 4: Simplify right side
    14,226.60x = 137,276,553.98
  5. Step 5: Solve for x
    x = 137,276,553.98/14,226.60
  6. Step 6: Final answer
    x = 9,649.29

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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.