Home / 34,772.48-52,130.64-13,976

Finding the Fourth Proportional to 34,772.48, 52,130.64 and 13,976

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Solution

The fourth proportional to 34,772.48, 52,130.64 and 13,976 is: 20,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,772.48 : 52,130.64 = 13,976 : x
  2. Step 2: Convert to fraction form
    34,772.48/52,130.64 = 13,976/x
  3. Step 3: Cross multiply
    34,772.48x = 52,130.64 × 13,976
  4. Step 4: Simplify right side
    34,772.48x = 728,577,824.64
  5. Step 5: Solve for x
    x = 728,577,824.64/34,772.48
  6. Step 6: Final answer
    x = 20,952.71

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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.