Home / 23,989.26-33,111.12-16,345.18

Finding the Fourth Proportional to 23,989.26, 33,111.12 and 16,345.18

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Solution

The fourth proportional to 23,989.26, 33,111.12 and 16,345.18 is: 22,560.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.26 : 33,111.12 = 16,345.18 : x
  2. Step 2: Convert to fraction form
    23,989.26/33,111.12 = 16,345.18/x
  3. Step 3: Cross multiply
    23,989.26x = 33,111.12 × 16,345.18
  4. Step 4: Simplify right side
    23,989.26x = 541,207,134.68
  5. Step 5: Solve for x
    x = 541,207,134.68/23,989.26
  6. Step 6: Final answer
    x = 22,560.39

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Double scale
Find fourth proportional to 23,990.26, 33,112.50 and 16,346.18
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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.