Home / 33,551.09-46,281.21-20,953.97

Finding the Fourth Proportional to 33,551.09, 46,281.21 and 20,953.97

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Solution

The fourth proportional to 33,551.09, 46,281.21 and 20,953.97 is: 28,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,551.09 : 46,281.21 = 20,953.97 : x
  2. Step 2: Convert to fraction form
    33,551.09/46,281.21 = 20,953.97/x
  3. Step 3: Cross multiply
    33,551.09x = 46,281.21 × 20,953.97
  4. Step 4: Simplify right side
    33,551.09x = 969,775,085.90
  5. Step 5: Solve for x
    x = 969,775,085.90/33,551.09
  6. Step 6: Final answer
    x = 28,904.43

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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.