Home / 29,817.45-41,150.70-16,391.30

Finding the Fourth Proportional to 29,817.45, 41,150.70 and 16,391.30

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Solution

The fourth proportional to 29,817.45, 41,150.70 and 16,391.30 is: 22,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,817.45 : 41,150.70 = 16,391.30 : x
  2. Step 2: Convert to fraction form
    29,817.45/41,150.70 = 16,391.30/x
  3. Step 3: Cross multiply
    29,817.45x = 41,150.70 × 16,391.30
  4. Step 4: Simplify right side
    29,817.45x = 674,513,263.16
  5. Step 5: Solve for x
    x = 674,513,263.16/29,817.45
  6. Step 6: Final answer
    x = 22,621.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.