Home / 56,760.27-85,153.72-17,317.37

Finding the Fourth Proportional to 56,760.27, 85,153.72 and 17,317.37

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Solution

The fourth proportional to 56,760.27, 85,153.72 and 17,317.37 is: 25,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,760.27 : 85,153.72 = 17,317.37 : x
  2. Step 2: Convert to fraction form
    56,760.27/85,153.72 = 17,317.37/x
  3. Step 3: Cross multiply
    56,760.27x = 85,153.72 × 17,317.37
  4. Step 4: Simplify right side
    56,760.27x = 1,474,638,476.12
  5. Step 5: Solve for x
    x = 1,474,638,476.12/56,760.27
  6. Step 6: Final answer
    x = 25,980.12

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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.