Home / 33,136.48-45,755.94-30,732.45

Finding the Fourth Proportional to 33,136.48, 45,755.94 and 30,732.45

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Solution

The fourth proportional to 33,136.48, 45,755.94 and 30,732.45 is: 42,436.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,136.48 : 45,755.94 = 30,732.45 : x
  2. Step 2: Convert to fraction form
    33,136.48/45,755.94 = 30,732.45/x
  3. Step 3: Cross multiply
    33,136.48x = 45,755.94 × 30,732.45
  4. Step 4: Simplify right side
    33,136.48x = 1,406,192,102.08
  5. Step 5: Solve for x
    x = 1,406,192,102.08/33,136.48
  6. Step 6: Final answer
    x = 42,436.38

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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.