Home / 47,852.18-71,733.86-21,183.95

Finding the Fourth Proportional to 47,852.18, 71,733.86 and 21,183.95

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Solution

The fourth proportional to 47,852.18, 71,733.86 and 21,183.95 is: 31,756.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.18 : 71,733.86 = 21,183.95 : x
  2. Step 2: Convert to fraction form
    47,852.18/71,733.86 = 21,183.95/x
  3. Step 3: Cross multiply
    47,852.18x = 71,733.86 × 21,183.95
  4. Step 4: Simplify right side
    47,852.18x = 1,519,606,118.40
  5. Step 5: Solve for x
    x = 1,519,606,118.40/47,852.18
  6. Step 6: Final answer
    x = 31,756.26

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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.