Home / 19,699.05-29,554.37-9,175.24

Finding the Fourth Proportional to 19,699.05, 29,554.37 and 9,175.24

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Solution

The fourth proportional to 19,699.05, 29,554.37 and 9,175.24 is: 13,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.05 : 29,554.37 = 9,175.24 : x
  2. Step 2: Convert to fraction form
    19,699.05/29,554.37 = 9,175.24/x
  3. Step 3: Cross multiply
    19,699.05x = 29,554.37 × 9,175.24
  4. Step 4: Simplify right side
    19,699.05x = 271,168,463.27
  5. Step 5: Solve for x
    x = 271,168,463.27/19,699.05
  6. Step 6: Final answer
    x = 13,765.56

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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.