Home / 27,133.24-37,462.16-16,939.81

Finding the Fourth Proportional to 27,133.24, 37,462.16 and 16,939.81

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Solution

The fourth proportional to 27,133.24, 37,462.16 and 16,939.81 is: 23,388.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,133.24 : 37,462.16 = 16,939.81 : x
  2. Step 2: Convert to fraction form
    27,133.24/37,462.16 = 16,939.81/x
  3. Step 3: Cross multiply
    27,133.24x = 37,462.16 × 16,939.81
  4. Step 4: Simplify right side
    27,133.24x = 634,601,784.94
  5. Step 5: Solve for x
    x = 634,601,784.94/27,133.24
  6. Step 6: Final answer
    x = 23,388.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.