Home / 51,046.64-76,571.04-15,985.52

Finding the Fourth Proportional to 51,046.64, 76,571.04 and 15,985.52

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Solution

The fourth proportional to 51,046.64, 76,571.04 and 15,985.52 is: 23,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,046.64 : 76,571.04 = 15,985.52 : x
  2. Step 2: Convert to fraction form
    51,046.64/76,571.04 = 15,985.52/x
  3. Step 3: Cross multiply
    51,046.64x = 76,571.04 × 15,985.52
  4. Step 4: Simplify right side
    51,046.64x = 1,224,027,891.34
  5. Step 5: Solve for x
    x = 1,224,027,891.34/51,046.64
  6. Step 6: Final answer
    x = 23,978.62

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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.