Home / 27,119.06-40,675.86-12,324

Finding the Fourth Proportional to 27,119.06, 40,675.86 and 12,324

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Solution

The fourth proportional to 27,119.06, 40,675.86 and 12,324 is: 18,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,119.06 : 40,675.86 = 12,324 : x
  2. Step 2: Convert to fraction form
    27,119.06/40,675.86 = 12,324/x
  3. Step 3: Cross multiply
    27,119.06x = 40,675.86 × 12,324
  4. Step 4: Simplify right side
    27,119.06x = 501,289,298.64
  5. Step 5: Solve for x
    x = 501,289,298.64/27,119.06
  6. Step 6: Final answer
    x = 18,484.76

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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.