Home / 48,814.30-73,188.64-19,216.90

Finding the Fourth Proportional to 48,814.30, 73,188.64 and 19,216.90

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Solution

The fourth proportional to 48,814.30, 73,188.64 and 19,216.90 is: 28,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,814.30 : 73,188.64 = 19,216.90 : x
  2. Step 2: Convert to fraction form
    48,814.30/73,188.64 = 19,216.90/x
  3. Step 3: Cross multiply
    48,814.30x = 73,188.64 × 19,216.90
  4. Step 4: Simplify right side
    48,814.30x = 1,406,458,776.02
  5. Step 5: Solve for x
    x = 1,406,458,776.02/48,814.30
  6. Step 6: Final answer
    x = 28,812.43

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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.