Home / 12,374.37-17,076.66-7,341.09

Finding the Fourth Proportional to 12,374.37, 17,076.66 and 7,341.09

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Solution

The fourth proportional to 12,374.37, 17,076.66 and 7,341.09 is: 10,130.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.37 : 17,076.66 = 7,341.09 : x
  2. Step 2: Convert to fraction form
    12,374.37/17,076.66 = 7,341.09/x
  3. Step 3: Cross multiply
    12,374.37x = 17,076.66 × 7,341.09
  4. Step 4: Simplify right side
    12,374.37x = 125,361,297.96
  5. Step 5: Solve for x
    x = 125,361,297.96/12,374.37
  6. Step 6: Final answer
    x = 10,130.72

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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.