Home / 27,602.44-38,091.78-15,027.40

Finding the Fourth Proportional to 27,602.44, 38,091.78 and 15,027.40

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Solution

The fourth proportional to 27,602.44, 38,091.78 and 15,027.40 is: 20,738.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,602.44 : 38,091.78 = 15,027.40 : x
  2. Step 2: Convert to fraction form
    27,602.44/38,091.78 = 15,027.40/x
  3. Step 3: Cross multiply
    27,602.44x = 38,091.78 × 15,027.40
  4. Step 4: Simplify right side
    27,602.44x = 572,420,414.77
  5. Step 5: Solve for x
    x = 572,420,414.77/27,602.44
  6. Step 6: Final answer
    x = 20,738.04

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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.