Home / 27,162.76-37,477.38-15,674.76

Finding the Fourth Proportional to 27,162.76, 37,477.38 and 15,674.76

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Solution

The fourth proportional to 27,162.76, 37,477.38 and 15,674.76 is: 21,627.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,162.76 : 37,477.38 = 15,674.76 : x
  2. Step 2: Convert to fraction form
    27,162.76/37,477.38 = 15,674.76/x
  3. Step 3: Cross multiply
    27,162.76x = 37,477.38 × 15,674.76
  4. Step 4: Simplify right side
    27,162.76x = 587,448,936.93
  5. Step 5: Solve for x
    x = 587,448,936.93/27,162.76
  6. Step 6: Final answer
    x = 21,627.00

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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.