Home / 21,344.99-32,021.24-7,301.70

Finding the Fourth Proportional to 21,344.99, 32,021.24 and 7,301.70

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Solution

The fourth proportional to 21,344.99, 32,021.24 and 7,301.70 is: 10,953.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,344.99 : 32,021.24 = 7,301.70 : x
  2. Step 2: Convert to fraction form
    21,344.99/32,021.24 = 7,301.70/x
  3. Step 3: Cross multiply
    21,344.99x = 32,021.24 × 7,301.70
  4. Step 4: Simplify right side
    21,344.99x = 233,809,451.60
  5. Step 5: Solve for x
    x = 233,809,451.60/21,344.99
  6. Step 6: Final answer
    x = 10,953.84

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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.