Home / 27,016.45-37,282.74-15,079.78

Finding the Fourth Proportional to 27,016.45, 37,282.74 and 15,079.78

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Solution

The fourth proportional to 27,016.45, 37,282.74 and 15,079.78 is: 20,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,016.45 : 37,282.74 = 15,079.78 : x
  2. Step 2: Convert to fraction form
    27,016.45/37,282.74 = 15,079.78/x
  3. Step 3: Cross multiply
    27,016.45x = 37,282.74 × 15,079.78
  4. Step 4: Simplify right side
    27,016.45x = 562,215,517.00
  5. Step 5: Solve for x
    x = 562,215,517.00/27,016.45
  6. Step 6: Final answer
    x = 20,810.12

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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.