Home / 18,906.52-26,074.02-11,833.60

Finding the Fourth Proportional to 18,906.52, 26,074.02 and 11,833.60

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Solution

The fourth proportional to 18,906.52, 26,074.02 and 11,833.60 is: 16,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,906.52 : 26,074.02 = 11,833.60 : x
  2. Step 2: Convert to fraction form
    18,906.52/26,074.02 = 11,833.60/x
  3. Step 3: Cross multiply
    18,906.52x = 26,074.02 × 11,833.60
  4. Step 4: Simplify right side
    18,906.52x = 308,549,523.07
  5. Step 5: Solve for x
    x = 308,549,523.07/18,906.52
  6. Step 6: Final answer
    x = 16,319.74

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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.