Home / 47,566.67-71,344.31-12,509.06

Finding the Fourth Proportional to 47,566.67, 71,344.31 and 12,509.06

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Solution

The fourth proportional to 47,566.67, 71,344.31 and 12,509.06 is: 18,762.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,566.67 : 71,344.31 = 12,509.06 : x
  2. Step 2: Convert to fraction form
    47,566.67/71,344.31 = 12,509.06/x
  3. Step 3: Cross multiply
    47,566.67x = 71,344.31 × 12,509.06
  4. Step 4: Simplify right side
    47,566.67x = 892,449,835.18
  5. Step 5: Solve for x
    x = 892,449,835.18/47,566.67
  6. Step 6: Final answer
    x = 18,762.09

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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.