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Finding the Fourth Proportional to 33,407.70, 46,101.69 and 18,503.70

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Solution

The fourth proportional to 33,407.70, 46,101.69 and 18,503.70 is: 25,534.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,407.70 : 46,101.69 = 18,503.70 : x
  2. Step 2: Convert to fraction form
    33,407.70/46,101.69 = 18,503.70/x
  3. Step 3: Cross multiply
    33,407.70x = 46,101.69 × 18,503.70
  4. Step 4: Simplify right side
    33,407.70x = 853,051,841.25
  5. Step 5: Solve for x
    x = 853,051,841.25/33,407.70
  6. Step 6: Final answer
    x = 25,534.59

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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.