Home / 36,989.28-55,467.45-10,687.77

Finding the Fourth Proportional to 36,989.28, 55,467.45 and 10,687.77

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Solution

The fourth proportional to 36,989.28, 55,467.45 and 10,687.77 is: 16,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,989.28 : 55,467.45 = 10,687.77 : x
  2. Step 2: Convert to fraction form
    36,989.28/55,467.45 = 10,687.77/x
  3. Step 3: Cross multiply
    36,989.28x = 55,467.45 × 10,687.77
  4. Step 4: Simplify right side
    36,989.28x = 592,823,348.09
  5. Step 5: Solve for x
    x = 592,823,348.09/36,989.28
  6. Step 6: Final answer
    x = 16,026.90

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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.