Home / 18,822.54-28,233-6,342.52

Finding the Fourth Proportional to 18,822.54, 28,233 and 6,342.52

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Solution

The fourth proportional to 18,822.54, 28,233 and 6,342.52 is: 9,513.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.54 : 28,233 = 6,342.52 : x
  2. Step 2: Convert to fraction form
    18,822.54/28,233 = 6,342.52/x
  3. Step 3: Cross multiply
    18,822.54x = 28,233 × 6,342.52
  4. Step 4: Simplify right side
    18,822.54x = 179,068,226.00
  5. Step 5: Solve for x
    x = 179,068,226.00/18,822.54
  6. Step 6: Final answer
    x = 9,513.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.