Home / 12,524.66-18,697.45-12,086.60

Finding the Fourth Proportional to 12,524.66, 18,697.45 and 12,086.60

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Solution

The fourth proportional to 12,524.66, 18,697.45 and 12,086.60 is: 18,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.66 : 18,697.45 = 12,086.60 : x
  2. Step 2: Convert to fraction form
    12,524.66/18,697.45 = 12,086.60/x
  3. Step 3: Cross multiply
    12,524.66x = 18,697.45 × 12,086.60
  4. Step 4: Simplify right side
    12,524.66x = 225,988,445.25
  5. Step 5: Solve for x
    x = 225,988,445.25/12,524.66
  6. Step 6: Final answer
    x = 18,043.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.