Home / 47,229.90-65,184.39-35,880.78

Finding the Fourth Proportional to 47,229.90, 65,184.39 and 35,880.78

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Solution

The fourth proportional to 47,229.90, 65,184.39 and 35,880.78 is: 49,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,229.90 : 65,184.39 = 35,880.78 : x
  2. Step 2: Convert to fraction form
    47,229.90/65,184.39 = 35,880.78/x
  3. Step 3: Cross multiply
    47,229.90x = 65,184.39 × 35,880.78
  4. Step 4: Simplify right side
    47,229.90x = 2,338,866,757.02
  5. Step 5: Solve for x
    x = 2,338,866,757.02/47,229.90
  6. Step 6: Final answer
    x = 49,520.89

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1.5x scale

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.