Home / 19,964.88-27,537.30-13,997.88

Finding the Fourth Proportional to 19,964.88, 27,537.30 and 13,997.88

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Solution

The fourth proportional to 19,964.88, 27,537.30 and 13,997.88 is: 19,307.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.88 : 27,537.30 = 13,997.88 : x
  2. Step 2: Convert to fraction form
    19,964.88/27,537.30 = 13,997.88/x
  3. Step 3: Cross multiply
    19,964.88x = 27,537.30 × 13,997.88
  4. Step 4: Simplify right side
    19,964.88x = 385,463,820.92
  5. Step 5: Solve for x
    x = 385,463,820.92/19,964.88
  6. Step 6: Final answer
    x = 19,307.09

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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.