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Finding the Fourth Proportional to 33,699.70, 46,506.18 and 18,593.20

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Solution

The fourth proportional to 33,699.70, 46,506.18 and 18,593.20 is: 25,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,699.70 : 46,506.18 = 18,593.20 : x
  2. Step 2: Convert to fraction form
    33,699.70/46,506.18 = 18,593.20/x
  3. Step 3: Cross multiply
    33,699.70x = 46,506.18 × 18,593.20
  4. Step 4: Simplify right side
    33,699.70x = 864,698,705.98
  5. Step 5: Solve for x
    x = 864,698,705.98/33,699.70
  6. Step 6: Final answer
    x = 25,658.94

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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.