Home / 16,840.18-23,237.84-16,274.26

Finding the Fourth Proportional to 16,840.18, 23,237.84 and 16,274.26

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Solution

The fourth proportional to 16,840.18, 23,237.84 and 16,274.26 is: 22,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.18 : 23,237.84 = 16,274.26 : x
  2. Step 2: Convert to fraction form
    16,840.18/23,237.84 = 16,274.26/x
  3. Step 3: Cross multiply
    16,840.18x = 23,237.84 × 16,274.26
  4. Step 4: Simplify right side
    16,840.18x = 378,178,650.00
  5. Step 5: Solve for x
    x = 378,178,650.00/16,840.18
  6. Step 6: Final answer
    x = 22,456.92

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Half 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.