Home / 16,998.45-23,456.75-9,444.21

Finding the Fourth Proportional to 16,998.45, 23,456.75 and 9,444.21

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Solution

The fourth proportional to 16,998.45, 23,456.75 and 9,444.21 is: 13,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.45 : 23,456.75 = 9,444.21 : x
  2. Step 2: Convert to fraction form
    16,998.45/23,456.75 = 9,444.21/x
  3. Step 3: Cross multiply
    16,998.45x = 23,456.75 × 9,444.21
  4. Step 4: Simplify right side
    16,998.45x = 221,530,425.70
  5. Step 5: Solve for x
    x = 221,530,425.70/16,998.45
  6. Step 6: Final answer
    x = 13,032.39

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Half scale
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Double scale
Find fourth proportional to 16,999.45, 23,458.12 and 9,445.21
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.