Home / 18,333.23-27,500.79-7,088.54

Finding the Fourth Proportional to 18,333.23, 27,500.79 and 7,088.54

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Solution

The fourth proportional to 18,333.23, 27,500.79 and 7,088.54 is: 10,633.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.23 : 27,500.79 = 7,088.54 : x
  2. Step 2: Convert to fraction form
    18,333.23/27,500.79 = 7,088.54/x
  3. Step 3: Cross multiply
    18,333.23x = 27,500.79 × 7,088.54
  4. Step 4: Simplify right side
    18,333.23x = 194,940,449.95
  5. Step 5: Solve for x
    x = 194,940,449.95/18,333.23
  6. Step 6: Final answer
    x = 10,633.18

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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.