Home / 18,331.83-25,284.86-16,824.25

Finding the Fourth Proportional to 18,331.83, 25,284.86 and 16,824.25

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Solution

The fourth proportional to 18,331.83, 25,284.86 and 16,824.25 is: 23,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,331.83 : 25,284.86 = 16,824.25 : x
  2. Step 2: Convert to fraction form
    18,331.83/25,284.86 = 16,824.25/x
  3. Step 3: Cross multiply
    18,331.83x = 25,284.86 × 16,824.25
  4. Step 4: Simplify right side
    18,331.83x = 425,398,879.52
  5. Step 5: Solve for x
    x = 425,398,879.52/18,331.83
  6. Step 6: Final answer
    x = 23,205.47

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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.