Home / 27,013.89-37,262.60-17,939.64

Finding the Fourth Proportional to 27,013.89, 37,262.60 and 17,939.64

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Solution

The fourth proportional to 27,013.89, 37,262.60 and 17,939.64 is: 24,745.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,013.89 : 37,262.60 = 17,939.64 : x
  2. Step 2: Convert to fraction form
    27,013.89/37,262.60 = 17,939.64/x
  3. Step 3: Cross multiply
    27,013.89x = 37,262.60 × 17,939.64
  4. Step 4: Simplify right side
    27,013.89x = 668,477,539.77
  5. Step 5: Solve for x
    x = 668,477,539.77/27,013.89
  6. Step 6: Final answer
    x = 24,745.70

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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.