Home / 20,048.49-27,663.06-11,095.56

Finding the Fourth Proportional to 20,048.49, 27,663.06 and 11,095.56

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Solution

The fourth proportional to 20,048.49, 27,663.06 and 11,095.56 is: 15,309.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048.49 : 27,663.06 = 11,095.56 : x
  2. Step 2: Convert to fraction form
    20,048.49/27,663.06 = 11,095.56/x
  3. Step 3: Cross multiply
    20,048.49x = 27,663.06 × 11,095.56
  4. Step 4: Simplify right side
    20,048.49x = 306,937,142.01
  5. Step 5: Solve for x
    x = 306,937,142.01/20,048.49
  6. Step 6: Final answer
    x = 15,309.74

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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.