Home / 19,654.16-29,471.51-7,173.68

Finding the Fourth Proportional to 19,654.16, 29,471.51 and 7,173.68

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Solution

The fourth proportional to 19,654.16, 29,471.51 and 7,173.68 is: 10,756.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654.16 : 29,471.51 = 7,173.68 : x
  2. Step 2: Convert to fraction form
    19,654.16/29,471.51 = 7,173.68/x
  3. Step 3: Cross multiply
    19,654.16x = 29,471.51 × 7,173.68
  4. Step 4: Simplify right side
    19,654.16x = 211,419,052.43
  5. Step 5: Solve for x
    x = 211,419,052.43/19,654.16
  6. Step 6: Final answer
    x = 10,756.96

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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.