Home / 36,991.88-55,529.29-14,820.72

Finding the Fourth Proportional to 36,991.88, 55,529.29 and 14,820.72

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Solution

The fourth proportional to 36,991.88, 55,529.29 and 14,820.72 is: 22,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,991.88 : 55,529.29 = 14,820.72 : x
  2. Step 2: Convert to fraction form
    36,991.88/55,529.29 = 14,820.72/x
  3. Step 3: Cross multiply
    36,991.88x = 55,529.29 × 14,820.72
  4. Step 4: Simplify right side
    36,991.88x = 822,983,707.14
  5. Step 5: Solve for x
    x = 822,983,707.14/36,991.88
  6. Step 6: Final answer
    x = 22,247.69

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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.