Home / 36,020.92-54,056.76-12,649.18

Finding the Fourth Proportional to 36,020.92, 54,056.76 and 12,649.18

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Solution

The fourth proportional to 36,020.92, 54,056.76 and 12,649.18 is: 18,982.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,020.92 : 54,056.76 = 12,649.18 : x
  2. Step 2: Convert to fraction form
    36,020.92/54,056.76 = 12,649.18/x
  3. Step 3: Cross multiply
    36,020.92x = 54,056.76 × 12,649.18
  4. Step 4: Simplify right side
    36,020.92x = 683,773,687.46
  5. Step 5: Solve for x
    x = 683,773,687.46/36,020.92
  6. Step 6: Final answer
    x = 18,982.68

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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.