Home / 37,385.76-56,078-11,108.24

Finding the Fourth Proportional to 37,385.76, 56,078 and 11,108.24

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Solution

The fourth proportional to 37,385.76, 56,078 and 11,108.24 is: 16,662.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,385.76 : 56,078 = 11,108.24 : x
  2. Step 2: Convert to fraction form
    37,385.76/56,078 = 11,108.24/x
  3. Step 3: Cross multiply
    37,385.76x = 56,078 × 11,108.24
  4. Step 4: Simplify right side
    37,385.76x = 622,927,882.72
  5. Step 5: Solve for x
    x = 622,927,882.72/37,385.76
  6. Step 6: Final answer
    x = 16,662.17

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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.