Home / 47,344.85-65,308.32-30,343.04

Finding the Fourth Proportional to 47,344.85, 65,308.32 and 30,343.04

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Solution

The fourth proportional to 47,344.85, 65,308.32 and 30,343.04 is: 41,855.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,344.85 : 65,308.32 = 30,343.04 : x
  2. Step 2: Convert to fraction form
    47,344.85/65,308.32 = 30,343.04/x
  3. Step 3: Cross multiply
    47,344.85x = 65,308.32 × 30,343.04
  4. Step 4: Simplify right side
    47,344.85x = 1,981,652,639.55
  5. Step 5: Solve for x
    x = 1,981,652,639.55/47,344.85
  6. Step 6: Final answer
    x = 41,855.72

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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.