Home / 28,861.68-43,292.52-23,612.88

Finding the Fourth Proportional to 28,861.68, 43,292.52 and 23,612.88

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Solution

The fourth proportional to 28,861.68, 43,292.52 and 23,612.88 is: 35,419.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,861.68 : 43,292.52 = 23,612.88 : x
  2. Step 2: Convert to fraction form
    28,861.68/43,292.52 = 23,612.88/x
  3. Step 3: Cross multiply
    28,861.68x = 43,292.52 × 23,612.88
  4. Step 4: Simplify right side
    28,861.68x = 1,022,261,079.66
  5. Step 5: Solve for x
    x = 1,022,261,079.66/28,861.68
  6. Step 6: Final answer
    x = 35,419.32

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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.