Home / 46,634.31-69,932.97-20,320.65

Finding the Fourth Proportional to 46,634.31, 69,932.97 and 20,320.65

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Solution

The fourth proportional to 46,634.31, 69,932.97 and 20,320.65 is: 30,472.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,634.31 : 69,932.97 = 20,320.65 : x
  2. Step 2: Convert to fraction form
    46,634.31/69,932.97 = 20,320.65/x
  3. Step 3: Cross multiply
    46,634.31x = 69,932.97 × 20,320.65
  4. Step 4: Simplify right side
    46,634.31x = 1,421,083,406.83
  5. Step 5: Solve for x
    x = 1,421,083,406.83/46,634.31
  6. Step 6: Final answer
    x = 30,472.92

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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.