Home / 19,546.78-29,327.55-11,761.06

Finding the Fourth Proportional to 19,546.78, 29,327.55 and 11,761.06

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Solution

The fourth proportional to 19,546.78, 29,327.55 and 11,761.06 is: 17,646.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,546.78 : 29,327.55 = 11,761.06 : x
  2. Step 2: Convert to fraction form
    19,546.78/29,327.55 = 11,761.06/x
  3. Step 3: Cross multiply
    19,546.78x = 29,327.55 × 11,761.06
  4. Step 4: Simplify right side
    19,546.78x = 344,923,075.20
  5. Step 5: Solve for x
    x = 344,923,075.20/19,546.78
  6. Step 6: Final answer
    x = 17,646.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.