Home / 18,863.54-26,033.98-10,800.19

Finding the Fourth Proportional to 18,863.54, 26,033.98 and 10,800.19

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Solution

The fourth proportional to 18,863.54, 26,033.98 and 10,800.19 is: 14,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.54 : 26,033.98 = 10,800.19 : x
  2. Step 2: Convert to fraction form
    18,863.54/26,033.98 = 10,800.19/x
  3. Step 3: Cross multiply
    18,863.54x = 26,033.98 × 10,800.19
  4. Step 4: Simplify right side
    18,863.54x = 281,171,930.46
  5. Step 5: Solve for x
    x = 281,171,930.46/18,863.54
  6. Step 6: Final answer
    x = 14,905.58

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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.