Home / 14,100.33-21,148.20-5,333.16

Finding the Fourth Proportional to 14,100.33, 21,148.20 and 5,333.16

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Solution

The fourth proportional to 14,100.33, 21,148.20 and 5,333.16 is: 7,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.33 : 21,148.20 = 5,333.16 : x
  2. Step 2: Convert to fraction form
    14,100.33/21,148.20 = 5,333.16/x
  3. Step 3: Cross multiply
    14,100.33x = 21,148.20 × 5,333.16
  4. Step 4: Simplify right side
    14,100.33x = 112,786,734.31
  5. Step 5: Solve for x
    x = 112,786,734.31/14,100.33
  6. Step 6: Final answer
    x = 7,998.87

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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.