Home / 62,760.21-94,156.26-17,781.51

Finding the Fourth Proportional to 62,760.21, 94,156.26 and 17,781.51

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Solution

The fourth proportional to 62,760.21, 94,156.26 and 17,781.51 is: 26,676.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,760.21 : 94,156.26 = 17,781.51 : x
  2. Step 2: Convert to fraction form
    62,760.21/94,156.26 = 17,781.51/x
  3. Step 3: Cross multiply
    62,760.21x = 94,156.26 × 17,781.51
  4. Step 4: Simplify right side
    62,760.21x = 1,674,240,389.85
  5. Step 5: Solve for x
    x = 1,674,240,389.85/62,760.21
  6. Step 6: Final answer
    x = 26,676.78

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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.