Home / 14,489.54-21,748.32-6,998.34

Finding the Fourth Proportional to 14,489.54, 21,748.32 and 6,998.34

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Solution

The fourth proportional to 14,489.54, 21,748.32 and 6,998.34 is: 10,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.54 : 21,748.32 = 6,998.34 : x
  2. Step 2: Convert to fraction form
    14,489.54/21,748.32 = 6,998.34/x
  3. Step 3: Cross multiply
    14,489.54x = 21,748.32 × 6,998.34
  4. Step 4: Simplify right side
    14,489.54x = 152,202,137.79
  5. Step 5: Solve for x
    x = 152,202,137.79/14,489.54
  6. Step 6: Final answer
    x = 10,504.28

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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.