Home / 47,415.18-71,126.42-17,832.36

Finding the Fourth Proportional to 47,415.18, 71,126.42 and 17,832.36

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Solution

The fourth proportional to 47,415.18, 71,126.42 and 17,832.36 is: 26,749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.18 : 71,126.42 = 17,832.36 : x
  2. Step 2: Convert to fraction form
    47,415.18/71,126.42 = 17,832.36/x
  3. Step 3: Cross multiply
    47,415.18x = 71,126.42 × 17,832.36
  4. Step 4: Simplify right side
    47,415.18x = 1,268,351,837.79
  5. Step 5: Solve for x
    x = 1,268,351,837.79/47,415.18
  6. Step 6: Final answer
    x = 26,749.91

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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.