Home / 39,199.77-58,755.89-16,979.85

Finding the Fourth Proportional to 39,199.77, 58,755.89 and 16,979.85

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Solution

The fourth proportional to 39,199.77, 58,755.89 and 16,979.85 is: 25,450.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,199.77 : 58,755.89 = 16,979.85 : x
  2. Step 2: Convert to fraction form
    39,199.77/58,755.89 = 16,979.85/x
  3. Step 3: Cross multiply
    39,199.77x = 58,755.89 × 16,979.85
  4. Step 4: Simplify right side
    39,199.77x = 997,666,241.27
  5. Step 5: Solve for x
    x = 997,666,241.27/39,199.77
  6. Step 6: Final answer
    x = 25,450.82

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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.