Home / 18,892.89-25,962.75-18,025.65

Finding the Fourth Proportional to 18,892.89, 25,962.75 and 18,025.65

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Solution

The fourth proportional to 18,892.89, 25,962.75 and 18,025.65 is: 24,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,892.89 : 25,962.75 = 18,025.65 : x
  2. Step 2: Convert to fraction form
    18,892.89/25,962.75 = 18,025.65/x
  3. Step 3: Cross multiply
    18,892.89x = 25,962.75 × 18,025.65
  4. Step 4: Simplify right side
    18,892.89x = 467,995,444.54
  5. Step 5: Solve for x
    x = 467,995,444.54/18,892.89
  6. Step 6: Final answer
    x = 24,770.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.