Home / 27,384.66-37,790.69-15,451.88

Finding the Fourth Proportional to 27,384.66, 37,790.69 and 15,451.88

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Solution

The fourth proportional to 27,384.66, 37,790.69 and 15,451.88 is: 21,323.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,384.66 : 37,790.69 = 15,451.88 : x
  2. Step 2: Convert to fraction form
    27,384.66/37,790.69 = 15,451.88/x
  3. Step 3: Cross multiply
    27,384.66x = 37,790.69 × 15,451.88
  4. Step 4: Simplify right side
    27,384.66x = 583,936,940.78
  5. Step 5: Solve for x
    x = 583,936,940.78/27,384.66
  6. Step 6: Final answer
    x = 21,323.51

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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.