Home / 31,992.12-48,004.38-21,582

Finding the Fourth Proportional to 31,992.12, 48,004.38 and 21,582

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Solution

The fourth proportional to 31,992.12, 48,004.38 and 21,582 is: 32,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,992.12 : 48,004.38 = 21,582 : x
  2. Step 2: Convert to fraction form
    31,992.12/48,004.38 = 21,582/x
  3. Step 3: Cross multiply
    31,992.12x = 48,004.38 × 21,582
  4. Step 4: Simplify right side
    31,992.12x = 1,036,030,529.16
  5. Step 5: Solve for x
    x = 1,036,030,529.16/31,992.12
  6. Step 6: Final answer
    x = 32,383.93

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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.