Home / 48,770.24-73,172.88-19,171.64

Finding the Fourth Proportional to 48,770.24, 73,172.88 and 19,171.64

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Solution

The fourth proportional to 48,770.24, 73,172.88 and 19,171.64 is: 28,764.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,770.24 : 73,172.88 = 19,171.64 : x
  2. Step 2: Convert to fraction form
    48,770.24/73,172.88 = 19,171.64/x
  3. Step 3: Cross multiply
    48,770.24x = 73,172.88 × 19,171.64
  4. Step 4: Simplify right side
    48,770.24x = 1,402,844,113.12
  5. Step 5: Solve for x
    x = 1,402,844,113.12/48,770.24
  6. Step 6: Final answer
    x = 28,764.35

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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.