Home / 19,713.72-27,204.84-10,761.06

Finding the Fourth Proportional to 19,713.72, 27,204.84 and 10,761.06

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Solution

The fourth proportional to 19,713.72, 27,204.84 and 10,761.06 is: 14,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,713.72 : 27,204.84 = 10,761.06 : x
  2. Step 2: Convert to fraction form
    19,713.72/27,204.84 = 10,761.06/x
  3. Step 3: Cross multiply
    19,713.72x = 27,204.84 × 10,761.06
  4. Step 4: Simplify right side
    19,713.72x = 292,752,915.53
  5. Step 5: Solve for x
    x = 292,752,915.53/19,713.72
  6. Step 6: Final answer
    x = 14,850.21

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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.