Home / 35,900.46-53,861.68-18,382.68

Finding the Fourth Proportional to 35,900.46, 53,861.68 and 18,382.68

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Solution

The fourth proportional to 35,900.46, 53,861.68 and 18,382.68 is: 27,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,900.46 : 53,861.68 = 18,382.68 : x
  2. Step 2: Convert to fraction form
    35,900.46/53,861.68 = 18,382.68/x
  3. Step 3: Cross multiply
    35,900.46x = 53,861.68 × 18,382.68
  4. Step 4: Simplify right side
    35,900.46x = 990,122,027.70
  5. Step 5: Solve for x
    x = 990,122,027.70/35,900.46
  6. Step 6: Final answer
    x = 27,579.65

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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.