Home / 34,757.90-47,963.49-19,651.30

Finding the Fourth Proportional to 34,757.90, 47,963.49 and 19,651.30

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Solution

The fourth proportional to 34,757.90, 47,963.49 and 19,651.30 is: 27,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,757.90 : 47,963.49 = 19,651.30 : x
  2. Step 2: Convert to fraction form
    34,757.90/47,963.49 = 19,651.30/x
  3. Step 3: Cross multiply
    34,757.90x = 47,963.49 × 19,651.30
  4. Step 4: Simplify right side
    34,757.90x = 942,544,931.04
  5. Step 5: Solve for x
    x = 942,544,931.04/34,757.90
  6. Step 6: Final answer
    x = 27,117.43

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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.