Home / 26,939.82-37,176.12-15,002.91

Finding the Fourth Proportional to 26,939.82, 37,176.12 and 15,002.91

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Solution

The fourth proportional to 26,939.82, 37,176.12 and 15,002.91 is: 20,703.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,939.82 : 37,176.12 = 15,002.91 : x
  2. Step 2: Convert to fraction form
    26,939.82/37,176.12 = 15,002.91/x
  3. Step 3: Cross multiply
    26,939.82x = 37,176.12 × 15,002.91
  4. Step 4: Simplify right side
    26,939.82x = 557,749,982.51
  5. Step 5: Solve for x
    x = 557,749,982.51/26,939.82
  6. Step 6: Final answer
    x = 20,703.55

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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.