Home / 29,215.60-43,842.81-10,747.60

Finding the Fourth Proportional to 29,215.60, 43,842.81 and 10,747.60

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Solution

The fourth proportional to 29,215.60, 43,842.81 and 10,747.60 is: 16,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215.60 : 43,842.81 = 10,747.60 : x
  2. Step 2: Convert to fraction form
    29,215.60/43,842.81 = 10,747.60/x
  3. Step 3: Cross multiply
    29,215.60x = 43,842.81 × 10,747.60
  4. Step 4: Simplify right side
    29,215.60x = 471,204,984.76
  5. Step 5: Solve for x
    x = 471,204,984.76/29,215.60
  6. Step 6: Final answer
    x = 16,128.54

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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.