Home / 27,101.52-40,666.32-11,514.96

Finding the Fourth Proportional to 27,101.52, 40,666.32 and 11,514.96

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Solution

The fourth proportional to 27,101.52, 40,666.32 and 11,514.96 is: 17,278.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,101.52 : 40,666.32 = 11,514.96 : x
  2. Step 2: Convert to fraction form
    27,101.52/40,666.32 = 11,514.96/x
  3. Step 3: Cross multiply
    27,101.52x = 40,666.32 × 11,514.96
  4. Step 4: Simplify right side
    27,101.52x = 468,271,048.15
  5. Step 5: Solve for x
    x = 468,271,048.15/27,101.52
  6. Step 6: Final answer
    x = 17,278.41

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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.