Home / 34,568.18-47,704.37-19,665.14

Finding the Fourth Proportional to 34,568.18, 47,704.37 and 19,665.14

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Solution

The fourth proportional to 34,568.18, 47,704.37 and 19,665.14 is: 27,138.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,568.18 : 47,704.37 = 19,665.14 : x
  2. Step 2: Convert to fraction form
    34,568.18/47,704.37 = 19,665.14/x
  3. Step 3: Cross multiply
    34,568.18x = 47,704.37 × 19,665.14
  4. Step 4: Simplify right side
    34,568.18x = 938,113,114.66
  5. Step 5: Solve for x
    x = 938,113,114.66/34,568.18
  6. Step 6: Final answer
    x = 27,138.05

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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.