Home / 19,505.96-29,209.08-10,731.24

Finding the Fourth Proportional to 19,505.96, 29,209.08 and 10,731.24

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Solution

The fourth proportional to 19,505.96, 29,209.08 and 10,731.24 is: 16,069.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,505.96 : 29,209.08 = 10,731.24 : x
  2. Step 2: Convert to fraction form
    19,505.96/29,209.08 = 10,731.24/x
  3. Step 3: Cross multiply
    19,505.96x = 29,209.08 × 10,731.24
  4. Step 4: Simplify right side
    19,505.96x = 313,449,647.66
  5. Step 5: Solve for x
    x = 313,449,647.66/19,505.96
  6. Step 6: Final answer
    x = 16,069.43

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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.