Home / 47,605.21-71,393.40-14,316.44

Finding the Fourth Proportional to 47,605.21, 71,393.40 and 14,316.44

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Solution

The fourth proportional to 47,605.21, 71,393.40 and 14,316.44 is: 21,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,605.21 : 71,393.40 = 14,316.44 : x
  2. Step 2: Convert to fraction form
    47,605.21/71,393.40 = 14,316.44/x
  3. Step 3: Cross multiply
    47,605.21x = 71,393.40 × 14,316.44
  4. Step 4: Simplify right side
    47,605.21x = 1,022,098,970.53
  5. Step 5: Solve for x
    x = 1,022,098,970.53/47,605.21
  6. Step 6: Final answer
    x = 21,470.32

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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.