Home / 27,923.58-38,534.76-15,348.33

Finding the Fourth Proportional to 27,923.58, 38,534.76 and 15,348.33

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Solution

The fourth proportional to 27,923.58, 38,534.76 and 15,348.33 is: 21,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.58 : 38,534.76 = 15,348.33 : x
  2. Step 2: Convert to fraction form
    27,923.58/38,534.76 = 15,348.33/x
  3. Step 3: Cross multiply
    27,923.58x = 38,534.76 × 15,348.33
  4. Step 4: Simplify right side
    27,923.58x = 591,444,212.95
  5. Step 5: Solve for x
    x = 591,444,212.95/27,923.58
  6. Step 6: Final answer
    x = 21,180.82

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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.