Home / 55,174.43-82,749.30-25,588.41

Finding the Fourth Proportional to 55,174.43, 82,749.30 and 25,588.41

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Solution

The fourth proportional to 55,174.43, 82,749.30 and 25,588.41 is: 38,376.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,174.43 : 82,749.30 = 25,588.41 : x
  2. Step 2: Convert to fraction form
    55,174.43/82,749.30 = 25,588.41/x
  3. Step 3: Cross multiply
    55,174.43x = 82,749.30 × 25,588.41
  4. Step 4: Simplify right side
    55,174.43x = 2,117,423,015.61
  5. Step 5: Solve for x
    x = 2,117,423,015.61/55,174.43
  6. Step 6: Final answer
    x = 38,376.89

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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.