Home / 56,640.11-84,954.67-17,197.57

Finding the Fourth Proportional to 56,640.11, 84,954.67 and 17,197.57

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Solution

The fourth proportional to 56,640.11, 84,954.67 and 17,197.57 is: 25,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,640.11 : 84,954.67 = 17,197.57 : x
  2. Step 2: Convert to fraction form
    56,640.11/84,954.67 = 17,197.57/x
  3. Step 3: Cross multiply
    56,640.11x = 84,954.67 × 17,197.57
  4. Step 4: Simplify right side
    56,640.11x = 1,461,013,373.39
  5. Step 5: Solve for x
    x = 1,461,013,373.39/56,640.11
  6. Step 6: Final answer
    x = 25,794.68

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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.