Home / 33,921.21-46,811.28-18,814.04

Finding the Fourth Proportional to 33,921.21, 46,811.28 and 18,814.04

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Solution

The fourth proportional to 33,921.21, 46,811.28 and 18,814.04 is: 25,963.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.21 : 46,811.28 = 18,814.04 : x
  2. Step 2: Convert to fraction form
    33,921.21/46,811.28 = 18,814.04/x
  3. Step 3: Cross multiply
    33,921.21x = 46,811.28 × 18,814.04
  4. Step 4: Simplify right side
    33,921.21x = 880,709,306.41
  5. Step 5: Solve for x
    x = 880,709,306.41/33,921.21
  6. Step 6: Final answer
    x = 25,963.38

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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.