Home / 46,287.82-69,423.45-21,326.86

Finding the Fourth Proportional to 46,287.82, 69,423.45 and 21,326.86

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Solution

The fourth proportional to 46,287.82, 69,423.45 and 21,326.86 is: 31,986.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,287.82 : 69,423.45 = 21,326.86 : x
  2. Step 2: Convert to fraction form
    46,287.82/69,423.45 = 21,326.86/x
  3. Step 3: Cross multiply
    46,287.82x = 69,423.45 × 21,326.86
  4. Step 4: Simplify right side
    46,287.82x = 1,480,584,198.87
  5. Step 5: Solve for x
    x = 1,480,584,198.87/46,287.82
  6. Step 6: Final answer
    x = 31,986.48

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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.