Home / 19,626.24-27,077.34-11,127.12

Finding the Fourth Proportional to 19,626.24, 27,077.34 and 11,127.12

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Solution

The fourth proportional to 19,626.24, 27,077.34 and 11,127.12 is: 15,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.24 : 27,077.34 = 11,127.12 : x
  2. Step 2: Convert to fraction form
    19,626.24/27,077.34 = 11,127.12/x
  3. Step 3: Cross multiply
    19,626.24x = 27,077.34 × 11,127.12
  4. Step 4: Simplify right side
    19,626.24x = 301,292,811.46
  5. Step 5: Solve for x
    x = 301,292,811.46/19,626.24
  6. Step 6: Final answer
    x = 15,351.53

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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.