Home / 47,665.26-71,498.31-12,126.62

Finding the Fourth Proportional to 47,665.26, 71,498.31 and 12,126.62

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Solution

The fourth proportional to 47,665.26, 71,498.31 and 12,126.62 is: 18,190.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,665.26 : 71,498.31 = 12,126.62 : x
  2. Step 2: Convert to fraction form
    47,665.26/71,498.31 = 12,126.62/x
  3. Step 3: Cross multiply
    47,665.26x = 71,498.31 × 12,126.62
  4. Step 4: Simplify right side
    47,665.26x = 867,032,836.41
  5. Step 5: Solve for x
    x = 867,032,836.41/47,665.26
  6. Step 6: Final answer
    x = 18,190.04

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1.5x scale

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.