Home / 47,840.54-71,698.18-19,727.88

Finding the Fourth Proportional to 47,840.54, 71,698.18 and 19,727.88

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Solution

The fourth proportional to 47,840.54, 71,698.18 and 19,727.88 is: 29,565.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.54 : 71,698.18 = 19,727.88 : x
  2. Step 2: Convert to fraction form
    47,840.54/71,698.18 = 19,727.88/x
  3. Step 3: Cross multiply
    47,840.54x = 71,698.18 × 19,727.88
  4. Step 4: Simplify right side
    47,840.54x = 1,414,453,091.26
  5. Step 5: Solve for x
    x = 1,414,453,091.26/47,840.54
  6. Step 6: Final answer
    x = 29,565.99

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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.