Home / 19,996.01-27,577.79-14,972.18

Finding the Fourth Proportional to 19,996.01, 27,577.79 and 14,972.18

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Solution

The fourth proportional to 19,996.01, 27,577.79 and 14,972.18 is: 20,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.01 : 27,577.79 = 14,972.18 : x
  2. Step 2: Convert to fraction form
    19,996.01/27,577.79 = 14,972.18/x
  3. Step 3: Cross multiply
    19,996.01x = 27,577.79 × 14,972.18
  4. Step 4: Simplify right side
    19,996.01x = 412,899,686.11
  5. Step 5: Solve for x
    x = 412,899,686.11/19,996.01
  6. Step 6: Final answer
    x = 20,649.11

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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.