Home / 18,634.66-27,964.95-12,044.50

Finding the Fourth Proportional to 18,634.66, 27,964.95 and 12,044.50

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Solution

The fourth proportional to 18,634.66, 27,964.95 and 12,044.50 is: 18,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.66 : 27,964.95 = 12,044.50 : x
  2. Step 2: Convert to fraction form
    18,634.66/27,964.95 = 12,044.50/x
  3. Step 3: Cross multiply
    18,634.66x = 27,964.95 × 12,044.50
  4. Step 4: Simplify right side
    18,634.66x = 336,823,840.28
  5. Step 5: Solve for x
    x = 336,823,840.28/18,634.66
  6. Step 6: Final answer
    x = 18,075.13

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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.