Home / 33,869.17-46,762.28-21,141.73

Finding the Fourth Proportional to 33,869.17, 46,762.28 and 21,141.73

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Solution

The fourth proportional to 33,869.17, 46,762.28 and 21,141.73 is: 29,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,869.17 : 46,762.28 = 21,141.73 : x
  2. Step 2: Convert to fraction form
    33,869.17/46,762.28 = 21,141.73/x
  3. Step 3: Cross multiply
    33,869.17x = 46,762.28 × 21,141.73
  4. Step 4: Simplify right side
    33,869.17x = 988,635,497.94
  5. Step 5: Solve for x
    x = 988,635,497.94/33,869.17
  6. Step 6: Final answer
    x = 29,189.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.