Home / 19,741.67-27,243.51-10,789.17

Finding the Fourth Proportional to 19,741.67, 27,243.51 and 10,789.17

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Solution

The fourth proportional to 19,741.67, 27,243.51 and 10,789.17 is: 14,889.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,741.67 : 27,243.51 = 10,789.17 : x
  2. Step 2: Convert to fraction form
    19,741.67/27,243.51 = 10,789.17/x
  3. Step 3: Cross multiply
    19,741.67x = 27,243.51 × 10,789.17
  4. Step 4: Simplify right side
    19,741.67x = 293,934,860.79
  5. Step 5: Solve for x
    x = 293,934,860.79/19,741.67
  6. Step 6: Final answer
    x = 14,889.06

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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.