Home / 28,734.66-43,101.45-7,957.62

Finding the Fourth Proportional to 28,734.66, 43,101.45 and 7,957.62

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Solution

The fourth proportional to 28,734.66, 43,101.45 and 7,957.62 is: 11,936.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,734.66 : 43,101.45 = 7,957.62 : x
  2. Step 2: Convert to fraction form
    28,734.66/43,101.45 = 7,957.62/x
  3. Step 3: Cross multiply
    28,734.66x = 43,101.45 × 7,957.62
  4. Step 4: Simplify right side
    28,734.66x = 342,984,960.55
  5. Step 5: Solve for x
    x = 342,984,960.55/28,734.66
  6. Step 6: Final answer
    x = 11,936.28

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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.