Home / 32,736.48-45,180-18,591.84

Finding the Fourth Proportional to 32,736.48, 45,180 and 18,591.84

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Solution

The fourth proportional to 32,736.48, 45,180 and 18,591.84 is: 25,658.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,736.48 : 45,180 = 18,591.84 : x
  2. Step 2: Convert to fraction form
    32,736.48/45,180 = 18,591.84/x
  3. Step 3: Cross multiply
    32,736.48x = 45,180 × 18,591.84
  4. Step 4: Simplify right side
    32,736.48x = 839,979,331.20
  5. Step 5: Solve for x
    x = 839,979,331.20/32,736.48
  6. Step 6: Final answer
    x = 25,658.82

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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.