Home / 33,491.31-46,215.46-18,381.57

Finding the Fourth Proportional to 33,491.31, 46,215.46 and 18,381.57

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Solution

The fourth proportional to 33,491.31, 46,215.46 and 18,381.57 is: 25,365.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,491.31 : 46,215.46 = 18,381.57 : x
  2. Step 2: Convert to fraction form
    33,491.31/46,215.46 = 18,381.57/x
  3. Step 3: Cross multiply
    33,491.31x = 46,215.46 × 18,381.57
  4. Step 4: Simplify right side
    33,491.31x = 849,512,713.07
  5. Step 5: Solve for x
    x = 849,512,713.07/33,491.31
  6. Step 6: Final answer
    x = 25,365.17

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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.