Home / 19,966.16-27,553.14-11,014.04

Finding the Fourth Proportional to 19,966.16, 27,553.14 and 11,014.04

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Solution

The fourth proportional to 19,966.16, 27,553.14 and 11,014.04 is: 15,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,966.16 : 27,553.14 = 11,014.04 : x
  2. Step 2: Convert to fraction form
    19,966.16/27,553.14 = 11,014.04/x
  3. Step 3: Cross multiply
    19,966.16x = 27,553.14 × 11,014.04
  4. Step 4: Simplify right side
    19,966.16x = 303,471,248.32
  5. Step 5: Solve for x
    x = 303,471,248.32/19,966.16
  6. Step 6: Final answer
    x = 15,199.28

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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.