Home / 32,845.05-45,321.57-18,502.44

Finding the Fourth Proportional to 32,845.05, 45,321.57 and 18,502.44

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Solution

The fourth proportional to 32,845.05, 45,321.57 and 18,502.44 is: 25,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,845.05 : 45,321.57 = 18,502.44 : x
  2. Step 2: Convert to fraction form
    32,845.05/45,321.57 = 18,502.44/x
  3. Step 3: Cross multiply
    32,845.05x = 45,321.57 × 18,502.44
  4. Step 4: Simplify right side
    32,845.05x = 838,559,629.63
  5. Step 5: Solve for x
    x = 838,559,629.63/32,845.05
  6. Step 6: Final answer
    x = 25,530.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.