Home / 27,031.08-40,561.16-11,247

Finding the Fourth Proportional to 27,031.08, 40,561.16 and 11,247

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Solution

The fourth proportional to 27,031.08, 40,561.16 and 11,247 is: 16,876.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,031.08 : 40,561.16 = 11,247 : x
  2. Step 2: Convert to fraction form
    27,031.08/40,561.16 = 11,247/x
  3. Step 3: Cross multiply
    27,031.08x = 40,561.16 × 11,247
  4. Step 4: Simplify right side
    27,031.08x = 456,191,310.29
  5. Step 5: Solve for x
    x = 456,191,310.29/27,031.08
  6. Step 6: Final answer
    x = 16,876.55

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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.