Home / 36,127.74-54,186.03-13,937.88

Finding the Fourth Proportional to 36,127.74, 54,186.03 and 13,937.88

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Solution

The fourth proportional to 36,127.74, 54,186.03 and 13,937.88 is: 20,904.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,127.74 : 54,186.03 = 13,937.88 : x
  2. Step 2: Convert to fraction form
    36,127.74/54,186.03 = 13,937.88/x
  3. Step 3: Cross multiply
    36,127.74x = 54,186.03 × 13,937.88
  4. Step 4: Simplify right side
    36,127.74x = 755,238,383.82
  5. Step 5: Solve for x
    x = 755,238,383.82/36,127.74
  6. Step 6: Final answer
    x = 20,904.67

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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.