Home / 37,472.72-56,163.96-13,761.20

Finding the Fourth Proportional to 37,472.72, 56,163.96 and 13,761.20

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Solution

The fourth proportional to 37,472.72, 56,163.96 and 13,761.20 is: 20,625.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,472.72 : 56,163.96 = 13,761.20 : x
  2. Step 2: Convert to fraction form
    37,472.72/56,163.96 = 13,761.20/x
  3. Step 3: Cross multiply
    37,472.72x = 56,163.96 × 13,761.20
  4. Step 4: Simplify right side
    37,472.72x = 772,883,486.35
  5. Step 5: Solve for x
    x = 772,883,486.35/37,472.72
  6. Step 6: Final answer
    x = 20,625.23

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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.