Home / 29,021.40-43,532.10-17,328.60

Finding the Fourth Proportional to 29,021.40, 43,532.10 and 17,328.60

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Solution

The fourth proportional to 29,021.40, 43,532.10 and 17,328.60 is: 25,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.40 : 43,532.10 = 17,328.60 : x
  2. Step 2: Convert to fraction form
    29,021.40/43,532.10 = 17,328.60/x
  3. Step 3: Cross multiply
    29,021.40x = 43,532.10 × 17,328.60
  4. Step 4: Simplify right side
    29,021.40x = 754,350,348.06
  5. Step 5: Solve for x
    x = 754,350,348.06/29,021.40
  6. Step 6: Final answer
    x = 25,992.90

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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.