Home / 28,755.69-43,133.53-9,035.97

Finding the Fourth Proportional to 28,755.69, 43,133.53 and 9,035.97

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Solution

The fourth proportional to 28,755.69, 43,133.53 and 9,035.97 is: 13,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,755.69 : 43,133.53 = 9,035.97 : x
  2. Step 2: Convert to fraction form
    28,755.69/43,133.53 = 9,035.97/x
  3. Step 3: Cross multiply
    28,755.69x = 43,133.53 × 9,035.97
  4. Step 4: Simplify right side
    28,755.69x = 389,753,283.07
  5. Step 5: Solve for x
    x = 389,753,283.07/28,755.69
  6. Step 6: Final answer
    x = 13,553.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.