Home / 33,861.24-46,733.68-21,116.50

Finding the Fourth Proportional to 33,861.24, 46,733.68 and 21,116.50

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Solution

The fourth proportional to 33,861.24, 46,733.68 and 21,116.50 is: 29,143.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.24 : 46,733.68 = 21,116.50 : x
  2. Step 2: Convert to fraction form
    33,861.24/46,733.68 = 21,116.50/x
  3. Step 3: Cross multiply
    33,861.24x = 46,733.68 × 21,116.50
  4. Step 4: Simplify right side
    33,861.24x = 986,851,753.72
  5. Step 5: Solve for x
    x = 986,851,753.72/33,861.24
  6. Step 6: Final answer
    x = 29,143.99

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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.