Home / 33,407.74-46,085.20-20,656.85

Finding the Fourth Proportional to 33,407.74, 46,085.20 and 20,656.85

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Solution

The fourth proportional to 33,407.74, 46,085.20 and 20,656.85 is: 28,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,407.74 : 46,085.20 = 20,656.85 : x
  2. Step 2: Convert to fraction form
    33,407.74/46,085.20 = 20,656.85/x
  3. Step 3: Cross multiply
    33,407.74x = 46,085.20 × 20,656.85
  4. Step 4: Simplify right side
    33,407.74x = 951,975,063.62
  5. Step 5: Solve for x
    x = 951,975,063.62/33,407.74
  6. Step 6: Final answer
    x = 28,495.64

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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.