Home / 27,369.51-37,768.77-15,433.97

Finding the Fourth Proportional to 27,369.51, 37,768.77 and 15,433.97

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Solution

The fourth proportional to 27,369.51, 37,768.77 and 15,433.97 is: 21,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,369.51 : 37,768.77 = 15,433.97 : x
  2. Step 2: Convert to fraction form
    27,369.51/37,768.77 = 15,433.97/x
  3. Step 3: Cross multiply
    27,369.51x = 37,768.77 × 15,433.97
  4. Step 4: Simplify right side
    27,369.51x = 582,921,874.27
  5. Step 5: Solve for x
    x = 582,921,874.27/27,369.51
  6. Step 6: Final answer
    x = 21,298.22

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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.