Home / 29,276.74-43,828.96-18,147.70

Finding the Fourth Proportional to 29,276.74, 43,828.96 and 18,147.70

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Solution

The fourth proportional to 29,276.74, 43,828.96 and 18,147.70 is: 27,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,276.74 : 43,828.96 = 18,147.70 : x
  2. Step 2: Convert to fraction form
    29,276.74/43,828.96 = 18,147.70/x
  3. Step 3: Cross multiply
    29,276.74x = 43,828.96 × 18,147.70
  4. Step 4: Simplify right side
    29,276.74x = 795,394,817.39
  5. Step 5: Solve for x
    x = 795,394,817.39/29,276.74
  6. Step 6: Final answer
    x = 27,168.15

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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.