Home / 20,541.88-30,817.46-6,502.76

Finding the Fourth Proportional to 20,541.88, 30,817.46 and 6,502.76

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Solution

The fourth proportional to 20,541.88, 30,817.46 and 6,502.76 is: 9,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,541.88 : 30,817.46 = 6,502.76 : x
  2. Step 2: Convert to fraction form
    20,541.88/30,817.46 = 6,502.76/x
  3. Step 3: Cross multiply
    20,541.88x = 30,817.46 × 6,502.76
  4. Step 4: Simplify right side
    20,541.88x = 200,398,546.19
  5. Step 5: Solve for x
    x = 200,398,546.19/20,541.88
  6. Step 6: Final answer
    x = 9,755.61

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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.