Home / 29,404.12-40,579.50-16,828.60

Finding the Fourth Proportional to 29,404.12, 40,579.50 and 16,828.60

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Solution

The fourth proportional to 29,404.12, 40,579.50 and 16,828.60 is: 23,224.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,404.12 : 40,579.50 = 16,828.60 : x
  2. Step 2: Convert to fraction form
    29,404.12/40,579.50 = 16,828.60/x
  3. Step 3: Cross multiply
    29,404.12x = 40,579.50 × 16,828.60
  4. Step 4: Simplify right side
    29,404.12x = 682,896,173.70
  5. Step 5: Solve for x
    x = 682,896,173.70/29,404.12
  6. Step 6: Final answer
    x = 23,224.51

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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.