Home / 23,879.35-32,939.77-14,911.28

Finding the Fourth Proportional to 23,879.35, 32,939.77 and 14,911.28

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Solution

The fourth proportional to 23,879.35, 32,939.77 and 14,911.28 is: 20,568.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,879.35 : 32,939.77 = 14,911.28 : x
  2. Step 2: Convert to fraction form
    23,879.35/32,939.77 = 14,911.28/x
  3. Step 3: Cross multiply
    23,879.35x = 32,939.77 × 14,911.28
  4. Step 4: Simplify right side
    23,879.35x = 491,174,133.61
  5. Step 5: Solve for x
    x = 491,174,133.61/23,879.35
  6. Step 6: Final answer
    x = 20,568.99

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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.