Home / 56,605.03-84,919.79-17,165.12

Finding the Fourth Proportional to 56,605.03, 84,919.79 and 17,165.12

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Solution

The fourth proportional to 56,605.03, 84,919.79 and 17,165.12 is: 25,751.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,605.03 : 84,919.79 = 17,165.12 : x
  2. Step 2: Convert to fraction form
    56,605.03/84,919.79 = 17,165.12/x
  3. Step 3: Cross multiply
    56,605.03x = 84,919.79 × 17,165.12
  4. Step 4: Simplify right side
    56,605.03x = 1,457,658,004.04
  5. Step 5: Solve for x
    x = 1,457,658,004.04/56,605.03
  6. Step 6: Final answer
    x = 25,751.39

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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.