Home / 19,732.51-27,230.28-11,234.50

Finding the Fourth Proportional to 19,732.51, 27,230.28 and 11,234.50

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Solution

The fourth proportional to 19,732.51, 27,230.28 and 11,234.50 is: 15,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.51 : 27,230.28 = 11,234.50 : x
  2. Step 2: Convert to fraction form
    19,732.51/27,230.28 = 11,234.50/x
  3. Step 3: Cross multiply
    19,732.51x = 27,230.28 × 11,234.50
  4. Step 4: Simplify right side
    19,732.51x = 305,918,470.45
  5. Step 5: Solve for x
    x = 305,918,470.45/19,732.51
  6. Step 6: Final answer
    x = 15,503.27

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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.