Home / 18,262.72-27,394.26-5,782.51

Finding the Fourth Proportional to 18,262.72, 27,394.26 and 5,782.51

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Solution

The fourth proportional to 18,262.72, 27,394.26 and 5,782.51 is: 8,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,262.72 : 27,394.26 = 5,782.51 : x
  2. Step 2: Convert to fraction form
    18,262.72/27,394.26 = 5,782.51/x
  3. Step 3: Cross multiply
    18,262.72x = 27,394.26 × 5,782.51
  4. Step 4: Simplify right side
    18,262.72x = 158,407,582.39
  5. Step 5: Solve for x
    x = 158,407,582.39/18,262.72
  6. Step 6: Final answer
    x = 8,673.82

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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.