Home / 27,044.51-40,539.40-12,983.99

Finding the Fourth Proportional to 27,044.51, 40,539.40 and 12,983.99

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Solution

The fourth proportional to 27,044.51, 40,539.40 and 12,983.99 is: 19,462.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,044.51 : 40,539.40 = 12,983.99 : x
  2. Step 2: Convert to fraction form
    27,044.51/40,539.40 = 12,983.99/x
  3. Step 3: Cross multiply
    27,044.51x = 40,539.40 × 12,983.99
  4. Step 4: Simplify right side
    27,044.51x = 526,362,929.05
  5. Step 5: Solve for x
    x = 526,362,929.05/27,044.51
  6. Step 6: Final answer
    x = 19,462.84

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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.