Home / 27,074.31-40,619.25-13,746.78

Finding the Fourth Proportional to 27,074.31, 40,619.25 and 13,746.78

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Solution

The fourth proportional to 27,074.31, 40,619.25 and 13,746.78 is: 20,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,074.31 : 40,619.25 = 13,746.78 : x
  2. Step 2: Convert to fraction form
    27,074.31/40,619.25 = 13,746.78/x
  3. Step 3: Cross multiply
    27,074.31x = 40,619.25 × 13,746.78
  4. Step 4: Simplify right side
    27,074.31x = 558,383,893.52
  5. Step 5: Solve for x
    x = 558,383,893.52/27,074.31
  6. Step 6: Final answer
    x = 20,624.12

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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.