Home / 47,623.19-71,429.76-19,546.20

Finding the Fourth Proportional to 47,623.19, 71,429.76 and 19,546.20

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Solution

The fourth proportional to 47,623.19, 71,429.76 and 19,546.20 is: 29,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,623.19 : 71,429.76 = 19,546.20 : x
  2. Step 2: Convert to fraction form
    47,623.19/71,429.76 = 19,546.20/x
  3. Step 3: Cross multiply
    47,623.19x = 71,429.76 × 19,546.20
  4. Step 4: Simplify right side
    47,623.19x = 1,396,180,374.91
  5. Step 5: Solve for x
    x = 1,396,180,374.91/47,623.19
  6. Step 6: Final answer
    x = 29,317.24

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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.