Home / 27,546.80-38,014.86-14,971.54

Finding the Fourth Proportional to 27,546.80, 38,014.86 and 14,971.54

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Solution

The fourth proportional to 27,546.80, 38,014.86 and 14,971.54 is: 20,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,546.80 : 38,014.86 = 14,971.54 : x
  2. Step 2: Convert to fraction form
    27,546.80/38,014.86 = 14,971.54/x
  3. Step 3: Cross multiply
    27,546.80x = 38,014.86 × 14,971.54
  4. Step 4: Simplify right side
    27,546.80x = 569,140,997.08
  5. Step 5: Solve for x
    x = 569,140,997.08/27,546.80
  6. Step 6: Final answer
    x = 20,660.88

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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.