Home / 47,735.32-71,597.44-12,677.72

Finding the Fourth Proportional to 47,735.32, 71,597.44 and 12,677.72

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Solution

The fourth proportional to 47,735.32, 71,597.44 and 12,677.72 is: 19,015.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,735.32 : 71,597.44 = 12,677.72 : x
  2. Step 2: Convert to fraction form
    47,735.32/71,597.44 = 12,677.72/x
  3. Step 3: Cross multiply
    47,735.32x = 71,597.44 × 12,677.72
  4. Step 4: Simplify right side
    47,735.32x = 907,692,297.04
  5. Step 5: Solve for x
    x = 907,692,297.04/47,735.32
  6. Step 6: Final answer
    x = 19,015.11

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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.