Home / 33,435.72-46,144.28-21,527.51

Finding the Fourth Proportional to 33,435.72, 46,144.28 and 21,527.51

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Solution

The fourth proportional to 33,435.72, 46,144.28 and 21,527.51 is: 29,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,435.72 : 46,144.28 = 21,527.51 : x
  2. Step 2: Convert to fraction form
    33,435.72/46,144.28 = 21,527.51/x
  3. Step 3: Cross multiply
    33,435.72x = 46,144.28 × 21,527.51
  4. Step 4: Simplify right side
    33,435.72x = 993,371,272.24
  5. Step 5: Solve for x
    x = 993,371,272.24/33,435.72
  6. Step 6: Final answer
    x = 29,709.88

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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.