Home / 18,349.72-27,513.45-10,018.15

Finding the Fourth Proportional to 18,349.72, 27,513.45 and 10,018.15

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Solution

The fourth proportional to 18,349.72, 27,513.45 and 10,018.15 is: 15,021.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349.72 : 27,513.45 = 10,018.15 : x
  2. Step 2: Convert to fraction form
    18,349.72/27,513.45 = 10,018.15/x
  3. Step 3: Cross multiply
    18,349.72x = 27,513.45 × 10,018.15
  4. Step 4: Simplify right side
    18,349.72x = 275,633,800.33
  5. Step 5: Solve for x
    x = 275,633,800.33/18,349.72
  6. Step 6: Final answer
    x = 15,021.15

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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.