Home / 18,539.39-27,808.85-4,499.53

Finding the Fourth Proportional to 18,539.39, 27,808.85 and 4,499.53

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Solution

The fourth proportional to 18,539.39, 27,808.85 and 4,499.53 is: 6,749.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539.39 : 27,808.85 = 4,499.53 : x
  2. Step 2: Convert to fraction form
    18,539.39/27,808.85 = 4,499.53/x
  3. Step 3: Cross multiply
    18,539.39x = 27,808.85 × 4,499.53
  4. Step 4: Simplify right side
    18,539.39x = 125,126,754.84
  5. Step 5: Solve for x
    x = 125,126,754.84/18,539.39
  6. Step 6: Final answer
    x = 6,749.24

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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.