Home / 27,923.70-38,534.22-15,348.45

Finding the Fourth Proportional to 27,923.70, 38,534.22 and 15,348.45

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Solution

The fourth proportional to 27,923.70, 38,534.22 and 15,348.45 is: 21,180.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.70 : 38,534.22 = 15,348.45 : x
  2. Step 2: Convert to fraction form
    27,923.70/38,534.22 = 15,348.45/x
  3. Step 3: Cross multiply
    27,923.70x = 38,534.22 × 15,348.45
  4. Step 4: Simplify right side
    27,923.70x = 591,440,548.96
  5. Step 5: Solve for x
    x = 591,440,548.96/27,923.70
  6. Step 6: Final answer
    x = 21,180.59

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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.