Home / 27,187.62-40,803.30-14,043.76

Finding the Fourth Proportional to 27,187.62, 40,803.30 and 14,043.76

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Solution

The fourth proportional to 27,187.62, 40,803.30 and 14,043.76 is: 21,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,187.62 : 40,803.30 = 14,043.76 : x
  2. Step 2: Convert to fraction form
    27,187.62/40,803.30 = 14,043.76/x
  3. Step 3: Cross multiply
    27,187.62x = 40,803.30 × 14,043.76
  4. Step 4: Simplify right side
    27,187.62x = 573,031,752.41
  5. Step 5: Solve for x
    x = 573,031,752.41/27,187.62
  6. Step 6: Final answer
    x = 21,076.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.