Home / 47,508.54-71,236.50-19,448.31

Finding the Fourth Proportional to 47,508.54, 71,236.50 and 19,448.31

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Solution

The fourth proportional to 47,508.54, 71,236.50 and 19,448.31 is: 29,161.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,508.54 : 71,236.50 = 19,448.31 : x
  2. Step 2: Convert to fraction form
    47,508.54/71,236.50 = 19,448.31/x
  3. Step 3: Cross multiply
    47,508.54x = 71,236.50 × 19,448.31
  4. Step 4: Simplify right side
    47,508.54x = 1,385,429,535.32
  5. Step 5: Solve for x
    x = 1,385,429,535.32/47,508.54
  6. Step 6: Final answer
    x = 29,161.69

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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.