Home / 27,747.48-41,621.40-11,108.92

Finding the Fourth Proportional to 27,747.48, 41,621.40 and 11,108.92

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Solution

The fourth proportional to 27,747.48, 41,621.40 and 11,108.92 is: 16,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747.48 : 41,621.40 = 11,108.92 : x
  2. Step 2: Convert to fraction form
    27,747.48/41,621.40 = 11,108.92/x
  3. Step 3: Cross multiply
    27,747.48x = 41,621.40 × 11,108.92
  4. Step 4: Simplify right side
    27,747.48x = 462,368,802.89
  5. Step 5: Solve for x
    x = 462,368,802.89/27,747.48
  6. Step 6: Final answer
    x = 16,663.45

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1.5x scale

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.