Home / 23,416.09-35,124.46-7,621.20

Finding the Fourth Proportional to 23,416.09, 35,124.46 and 7,621.20

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Solution

The fourth proportional to 23,416.09, 35,124.46 and 7,621.20 is: 11,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,416.09 : 35,124.46 = 7,621.20 : x
  2. Step 2: Convert to fraction form
    23,416.09/35,124.46 = 7,621.20/x
  3. Step 3: Cross multiply
    23,416.09x = 35,124.46 × 7,621.20
  4. Step 4: Simplify right side
    23,416.09x = 267,690,610.44
  5. Step 5: Solve for x
    x = 267,690,610.44/23,416.09
  6. Step 6: Final answer
    x = 11,431.91

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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.