Home / 30,710.94-46,092.33-21,217.74

Finding the Fourth Proportional to 30,710.94, 46,092.33 and 21,217.74

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Solution

The fourth proportional to 30,710.94, 46,092.33 and 21,217.74 is: 31,844.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,710.94 : 46,092.33 = 21,217.74 : x
  2. Step 2: Convert to fraction form
    30,710.94/46,092.33 = 21,217.74/x
  3. Step 3: Cross multiply
    30,710.94x = 46,092.33 × 21,217.74
  4. Step 4: Simplify right side
    30,710.94x = 977,975,073.93
  5. Step 5: Solve for x
    x = 977,975,073.93/30,710.94
  6. Step 6: Final answer
    x = 31,844.52

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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.