Home / 19,713.29-27,200.27-11,328.17

Finding the Fourth Proportional to 19,713.29, 27,200.27 and 11,328.17

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Solution

The fourth proportional to 19,713.29, 27,200.27 and 11,328.17 is: 15,630.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.29 : 27,200.27 = 11,328.17 : x
  2. Step 2: Convert to fraction form
    19,713.29/27,200.27 = 11,328.17/x
  3. Step 3: Cross multiply
    19,713.29x = 27,200.27 × 11,328.17
  4. Step 4: Simplify right side
    19,713.29x = 308,129,174.92
  5. Step 5: Solve for x
    x = 308,129,174.92/19,713.29
  6. Step 6: Final answer
    x = 15,630.53

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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.