Home / 21,534.84-32,301.34-6,743.43

Finding the Fourth Proportional to 21,534.84, 32,301.34 and 6,743.43

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Solution

The fourth proportional to 21,534.84, 32,301.34 and 6,743.43 is: 10,114.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,534.84 : 32,301.34 = 6,743.43 : x
  2. Step 2: Convert to fraction form
    21,534.84/32,301.34 = 6,743.43/x
  3. Step 3: Cross multiply
    21,534.84x = 32,301.34 × 6,743.43
  4. Step 4: Simplify right side
    21,534.84x = 217,821,825.20
  5. Step 5: Solve for x
    x = 217,821,825.20/21,534.84
  6. Step 6: Final answer
    x = 10,114.86

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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.