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Finding the Fourth Proportional to 33,613, 46,385.94 and 18,712.52

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Solution

The fourth proportional to 33,613, 46,385.94 and 18,712.52 is: 25,823.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613 : 46,385.94 = 18,712.52 : x
  2. Step 2: Convert to fraction form
    33,613/46,385.94 = 18,712.52/x
  3. Step 3: Cross multiply
    33,613x = 46,385.94 × 18,712.52
  4. Step 4: Simplify right side
    33,613x = 867,997,829.97
  5. Step 5: Solve for x
    x = 867,997,829.97/33,613
  6. Step 6: Final answer
    x = 25,823.28

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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.