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Finding the Fourth Proportional to 56,486.56, 84,730.44 and 17,044

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Solution

The fourth proportional to 56,486.56, 84,730.44 and 17,044 is: 25,566.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,486.56 : 84,730.44 = 17,044 : x
  2. Step 2: Convert to fraction form
    56,486.56/84,730.44 = 17,044/x
  3. Step 3: Cross multiply
    56,486.56x = 84,730.44 × 17,044
  4. Step 4: Simplify right side
    56,486.56x = 1,444,145,619.36
  5. Step 5: Solve for x
    x = 1,444,145,619.36/56,486.56
  6. Step 6: Final answer
    x = 25,566.18

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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.