Home / 19,966.76-27,553.98-11,014.28

Finding the Fourth Proportional to 19,966.76, 27,553.98 and 11,014.28

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Solution

The fourth proportional to 19,966.76, 27,553.98 and 11,014.28 is: 15,199.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.76 : 27,553.98 = 11,014.28 : x
  2. Step 2: Convert to fraction form
    19,966.76/27,553.98 = 11,014.28/x
  3. Step 3: Cross multiply
    19,966.76x = 27,553.98 × 11,014.28
  4. Step 4: Simplify right side
    19,966.76x = 303,487,250.83
  5. Step 5: Solve for x
    x = 303,487,250.83/19,966.76
  6. Step 6: Final answer
    x = 15,199.62

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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.