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Finding the Fourth Proportional to 56,626.56, 84,940.04 and 17,184

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Solution

The fourth proportional to 56,626.56, 84,940.04 and 17,184 is: 25,776.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,626.56 : 84,940.04 = 17,184 : x
  2. Step 2: Convert to fraction form
    56,626.56/84,940.04 = 17,184/x
  3. Step 3: Cross multiply
    56,626.56x = 84,940.04 × 17,184
  4. Step 4: Simplify right side
    56,626.56x = 1,459,609,647.36
  5. Step 5: Solve for x
    x = 1,459,609,647.36/56,626.56
  6. Step 6: Final answer
    x = 25,776.06

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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.