Home / 20,048.73-27,666.39-11,095.39

Finding the Fourth Proportional to 20,048.73, 27,666.39 and 11,095.39

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Solution

The fourth proportional to 20,048.73, 27,666.39 and 11,095.39 is: 15,311.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048.73 : 27,666.39 = 11,095.39 : x
  2. Step 2: Convert to fraction form
    20,048.73/27,666.39 = 11,095.39/x
  3. Step 3: Cross multiply
    20,048.73x = 27,666.39 × 11,095.39
  4. Step 4: Simplify right side
    20,048.73x = 306,969,386.94
  5. Step 5: Solve for x
    x = 306,969,386.94/20,048.73
  6. Step 6: Final answer
    x = 15,311.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.