Home / 30,861.44-46,257.14-14,187.02

Finding the Fourth Proportional to 30,861.44, 46,257.14 and 14,187.02

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Solution

The fourth proportional to 30,861.44, 46,257.14 and 14,187.02 is: 21,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,861.44 : 46,257.14 = 14,187.02 : x
  2. Step 2: Convert to fraction form
    30,861.44/46,257.14 = 14,187.02/x
  3. Step 3: Cross multiply
    30,861.44x = 46,257.14 × 14,187.02
  4. Step 4: Simplify right side
    30,861.44x = 656,250,970.32
  5. Step 5: Solve for x
    x = 656,250,970.32/30,861.44
  6. Step 6: Final answer
    x = 21,264.43

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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.