Home / 19,832.93-27,361.89-12,663.11

Finding the Fourth Proportional to 19,832.93, 27,361.89 and 12,663.11

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Solution

The fourth proportional to 19,832.93, 27,361.89 and 12,663.11 is: 17,470.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832.93 : 27,361.89 = 12,663.11 : x
  2. Step 2: Convert to fraction form
    19,832.93/27,361.89 = 12,663.11/x
  3. Step 3: Cross multiply
    19,832.93x = 27,361.89 × 12,663.11
  4. Step 4: Simplify right side
    19,832.93x = 346,486,486.07
  5. Step 5: Solve for x
    x = 346,486,486.07/19,832.93
  6. Step 6: Final answer
    x = 17,470.27

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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.