Home / 43,102.13-64,653.19-11,937.38

Finding the Fourth Proportional to 43,102.13, 64,653.19 and 11,937.38

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Solution

The fourth proportional to 43,102.13, 64,653.19 and 11,937.38 is: 17,906.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,102.13 : 64,653.19 = 11,937.38 : x
  2. Step 2: Convert to fraction form
    43,102.13/64,653.19 = 11,937.38/x
  3. Step 3: Cross multiply
    43,102.13x = 64,653.19 × 11,937.38
  4. Step 4: Simplify right side
    43,102.13x = 771,789,344.13
  5. Step 5: Solve for x
    x = 771,789,344.13/43,102.13
  6. Step 6: Final answer
    x = 17,906.06

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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.