Home / 23,589.51-32,552.76-12,979.11

Finding the Fourth Proportional to 23,589.51, 32,552.76 and 12,979.11

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Solution

The fourth proportional to 23,589.51, 32,552.76 and 12,979.11 is: 17,910.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,589.51 : 32,552.76 = 12,979.11 : x
  2. Step 2: Convert to fraction form
    23,589.51/32,552.76 = 12,979.11/x
  3. Step 3: Cross multiply
    23,589.51x = 32,552.76 × 12,979.11
  4. Step 4: Simplify right side
    23,589.51x = 422,505,852.84
  5. Step 5: Solve for x
    x = 422,505,852.84/23,589.51
  6. Step 6: Final answer
    x = 17,910.75

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Double scale
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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.