Home / 47,726.82-71,565.93-18,122.13

Finding the Fourth Proportional to 47,726.82, 71,565.93 and 18,122.13

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Solution

The fourth proportional to 47,726.82, 71,565.93 and 18,122.13 is: 27,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,726.82 : 71,565.93 = 18,122.13 : x
  2. Step 2: Convert to fraction form
    47,726.82/71,565.93 = 18,122.13/x
  3. Step 3: Cross multiply
    47,726.82x = 71,565.93 × 18,122.13
  4. Step 4: Simplify right side
    47,726.82x = 1,296,927,087.03
  5. Step 5: Solve for x
    x = 1,296,927,087.03/47,726.82
  6. Step 6: Final answer
    x = 27,173.97

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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.