Home / 35,861.40-49,488.57-19,944.90

Finding the Fourth Proportional to 35,861.40, 49,488.57 and 19,944.90

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Solution

The fourth proportional to 35,861.40, 49,488.57 and 19,944.90 is: 27,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.40 : 49,488.57 = 19,944.90 : x
  2. Step 2: Convert to fraction form
    35,861.40/49,488.57 = 19,944.90/x
  3. Step 3: Cross multiply
    35,861.40x = 49,488.57 × 19,944.90
  4. Step 4: Simplify right side
    35,861.40x = 987,044,579.79
  5. Step 5: Solve for x
    x = 987,044,579.79/35,861.40
  6. Step 6: Final answer
    x = 27,523.87

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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.