Home / 18,442.95-27,666.72-5,295.57

Finding the Fourth Proportional to 18,442.95, 27,666.72 and 5,295.57

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Solution

The fourth proportional to 18,442.95, 27,666.72 and 5,295.57 is: 7,944.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.95 : 27,666.72 = 5,295.57 : x
  2. Step 2: Convert to fraction form
    18,442.95/27,666.72 = 5,295.57/x
  3. Step 3: Cross multiply
    18,442.95x = 27,666.72 × 5,295.57
  4. Step 4: Simplify right side
    18,442.95x = 146,511,052.43
  5. Step 5: Solve for x
    x = 146,511,052.43/18,442.95
  6. Step 6: Final answer
    x = 7,944.01

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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.