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Finding the Fourth Proportional to 56,797.67, 85,211.84 and 17,353.71

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Solution

The fourth proportional to 56,797.67, 85,211.84 and 17,353.71 is: 26,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,797.67 : 85,211.84 = 17,353.71 : x
  2. Step 2: Convert to fraction form
    56,797.67/85,211.84 = 17,353.71/x
  3. Step 3: Cross multiply
    56,797.67x = 85,211.84 × 17,353.71
  4. Step 4: Simplify right side
    56,797.67x = 1,478,741,133.87
  5. Step 5: Solve for x
    x = 1,478,741,133.87/56,797.67
  6. Step 6: Final answer
    x = 26,035.24

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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.