Home / 35,861.24-49,490.10-20,754.60

Finding the Fourth Proportional to 35,861.24, 49,490.10 and 20,754.60

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Solution

The fourth proportional to 35,861.24, 49,490.10 and 20,754.60 is: 28,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.24 : 49,490.10 = 20,754.60 : x
  2. Step 2: Convert to fraction form
    35,861.24/49,490.10 = 20,754.60/x
  3. Step 3: Cross multiply
    35,861.24x = 49,490.10 × 20,754.60
  4. Step 4: Simplify right side
    35,861.24x = 1,027,147,229.46
  5. Step 5: Solve for x
    x = 1,027,147,229.46/35,861.24
  6. Step 6: Final answer
    x = 28,642.27

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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.