Home / 16,896.09-23,317.88-9,342.74

Finding the Fourth Proportional to 16,896.09, 23,317.88 and 9,342.74

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Solution

The fourth proportional to 16,896.09, 23,317.88 and 9,342.74 is: 12,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,896.09 : 23,317.88 = 9,342.74 : x
  2. Step 2: Convert to fraction form
    16,896.09/23,317.88 = 9,342.74/x
  3. Step 3: Cross multiply
    16,896.09x = 23,317.88 × 9,342.74
  4. Step 4: Simplify right side
    16,896.09x = 217,852,901.77
  5. Step 5: Solve for x
    x = 217,852,901.77/16,896.09
  6. Step 6: Final answer
    x = 12,893.68

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Double scale
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Similar ratio
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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.