Home / 16,840.37-23,241.27-9,671.28

Finding the Fourth Proportional to 16,840.37, 23,241.27 and 9,671.28

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Solution

The fourth proportional to 16,840.37, 23,241.27 and 9,671.28 is: 13,347.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,840.37 : 23,241.27 = 9,671.28 : x
  2. Step 2: Convert to fraction form
    16,840.37/23,241.27 = 9,671.28/x
  3. Step 3: Cross multiply
    16,840.37x = 23,241.27 × 9,671.28
  4. Step 4: Simplify right side
    16,840.37x = 224,772,829.73
  5. Step 5: Solve for x
    x = 224,772,829.73/16,840.37
  6. Step 6: Final answer
    x = 13,347.27

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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.