Home / 39,311.20-58,880.40-34,933.60

Finding the Fourth Proportional to 39,311.20, 58,880.40 and 34,933.60

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Solution

The fourth proportional to 39,311.20, 58,880.40 and 34,933.60 is: 52,323.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.20 : 58,880.40 = 34,933.60 : x
  2. Step 2: Convert to fraction form
    39,311.20/58,880.40 = 34,933.60/x
  3. Step 3: Cross multiply
    39,311.20x = 58,880.40 × 34,933.60
  4. Step 4: Simplify right side
    39,311.20x = 2,056,904,341.44
  5. Step 5: Solve for x
    x = 2,056,904,341.44/39,311.20
  6. Step 6: Final answer
    x = 52,323.62

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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.