Home / 19,586.76-27,033.38-11,203.24

Finding the Fourth Proportional to 19,586.76, 27,033.38 and 11,203.24

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Solution

The fourth proportional to 19,586.76, 27,033.38 and 11,203.24 is: 15,462.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.76 : 27,033.38 = 11,203.24 : x
  2. Step 2: Convert to fraction form
    19,586.76/27,033.38 = 11,203.24/x
  3. Step 3: Cross multiply
    19,586.76x = 27,033.38 × 11,203.24
  4. Step 4: Simplify right side
    19,586.76x = 302,861,444.15
  5. Step 5: Solve for x
    x = 302,861,444.15/19,586.76
  6. Step 6: Final answer
    x = 15,462.56

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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.