Home / 56,016.55-84,019.96-18,564.31

Finding the Fourth Proportional to 56,016.55, 84,019.96 and 18,564.31

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Solution

The fourth proportional to 56,016.55, 84,019.96 and 18,564.31 is: 27,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,016.55 : 84,019.96 = 18,564.31 : x
  2. Step 2: Convert to fraction form
    56,016.55/84,019.96 = 18,564.31/x
  3. Step 3: Cross multiply
    56,016.55x = 84,019.96 × 18,564.31
  4. Step 4: Simplify right side
    56,016.55x = 1,559,772,583.63
  5. Step 5: Solve for x
    x = 1,559,772,583.63/56,016.55
  6. Step 6: Final answer
    x = 27,844.85

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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.