Home / 27,387.07-37,794.20-14,811.82

Finding the Fourth Proportional to 27,387.07, 37,794.20 and 14,811.82

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Solution

The fourth proportional to 27,387.07, 37,794.20 and 14,811.82 is: 20,440.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387.07 : 37,794.20 = 14,811.82 : x
  2. Step 2: Convert to fraction form
    27,387.07/37,794.20 = 14,811.82/x
  3. Step 3: Cross multiply
    27,387.07x = 37,794.20 × 14,811.82
  4. Step 4: Simplify right side
    27,387.07x = 559,800,718.90
  5. Step 5: Solve for x
    x = 559,800,718.90/27,387.07
  6. Step 6: Final answer
    x = 20,440.33

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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.