Home / 27,179.36-37,494.60-18,108.94

Finding the Fourth Proportional to 27,179.36, 37,494.60 and 18,108.94

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Solution

The fourth proportional to 27,179.36, 37,494.60 and 18,108.94 is: 24,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.36 : 37,494.60 = 18,108.94 : x
  2. Step 2: Convert to fraction form
    27,179.36/37,494.60 = 18,108.94/x
  3. Step 3: Cross multiply
    27,179.36x = 37,494.60 × 18,108.94
  4. Step 4: Simplify right side
    27,179.36x = 678,987,461.72
  5. Step 5: Solve for x
    x = 678,987,461.72/27,179.36
  6. Step 6: Final answer
    x = 24,981.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.