Home / 47,497.03-71,243.52-12,435.91

Finding the Fourth Proportional to 47,497.03, 71,243.52 and 12,435.91

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Solution

The fourth proportional to 47,497.03, 71,243.52 and 12,435.91 is: 18,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,497.03 : 71,243.52 = 12,435.91 : x
  2. Step 2: Convert to fraction form
    47,497.03/71,243.52 = 12,435.91/x
  3. Step 3: Cross multiply
    47,497.03x = 71,243.52 × 12,435.91
  4. Step 4: Simplify right side
    47,497.03x = 885,978,002.80
  5. Step 5: Solve for x
    x = 885,978,002.80/47,497.03
  6. Step 6: Final answer
    x = 18,653.33

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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.