Home / 35,919.72-53,879.60-9,623.80

Finding the Fourth Proportional to 35,919.72, 53,879.60 and 9,623.80

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Solution

The fourth proportional to 35,919.72, 53,879.60 and 9,623.80 is: 14,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.72 : 53,879.60 = 9,623.80 : x
  2. Step 2: Convert to fraction form
    35,919.72/53,879.60 = 9,623.80/x
  3. Step 3: Cross multiply
    35,919.72x = 53,879.60 × 9,623.80
  4. Step 4: Simplify right side
    35,919.72x = 518,526,494.48
  5. Step 5: Solve for x
    x = 518,526,494.48/35,919.72
  6. Step 6: Final answer
    x = 14,435.71

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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.