Home / 27,923.50-38,534.49-15,348.34

Finding the Fourth Proportional to 27,923.50, 38,534.49 and 15,348.34

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Solution

The fourth proportional to 27,923.50, 38,534.49 and 15,348.34 is: 21,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,923.50 : 38,534.49 = 15,348.34 : x
  2. Step 2: Convert to fraction form
    27,923.50/38,534.49 = 15,348.34/x
  3. Step 3: Cross multiply
    27,923.50x = 38,534.49 × 15,348.34
  4. Step 4: Simplify right side
    27,923.50x = 591,440,454.25
  5. Step 5: Solve for x
    x = 591,440,454.25/27,923.50
  6. Step 6: Final answer
    x = 21,180.74

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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.