Home / 52,760.32-79,139.84-15,824

Finding the Fourth Proportional to 52,760.32, 79,139.84 and 15,824

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Solution

The fourth proportional to 52,760.32, 79,139.84 and 15,824 is: 23,735.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,760.32 : 79,139.84 = 15,824 : x
  2. Step 2: Convert to fraction form
    52,760.32/79,139.84 = 15,824/x
  3. Step 3: Cross multiply
    52,760.32x = 79,139.84 × 15,824
  4. Step 4: Simplify right side
    52,760.32x = 1,252,308,828.16
  5. Step 5: Solve for x
    x = 1,252,308,828.16/52,760.32
  6. Step 6: Final answer
    x = 23,735.81

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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.