Home / 36,243.96-54,381.60-19,615.71

Finding the Fourth Proportional to 36,243.96, 54,381.60 and 19,615.71

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Solution

The fourth proportional to 36,243.96, 54,381.60 and 19,615.71 is: 29,432.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,243.96 : 54,381.60 = 19,615.71 : x
  2. Step 2: Convert to fraction form
    36,243.96/54,381.60 = 19,615.71/x
  3. Step 3: Cross multiply
    36,243.96x = 54,381.60 × 19,615.71
  4. Step 4: Simplify right side
    36,243.96x = 1,066,733,694.94
  5. Step 5: Solve for x
    x = 1,066,733,694.94/36,243.96
  6. Step 6: Final answer
    x = 29,432.04

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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.