Home / 56,018.56-84,022.96-18,566.32

Finding the Fourth Proportional to 56,018.56, 84,022.96 and 18,566.32

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Solution

The fourth proportional to 56,018.56, 84,022.96 and 18,566.32 is: 27,847.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,018.56 : 84,022.96 = 18,566.32 : x
  2. Step 2: Convert to fraction form
    56,018.56/84,022.96 = 18,566.32/x
  3. Step 3: Cross multiply
    56,018.56x = 84,022.96 × 18,566.32
  4. Step 4: Simplify right side
    56,018.56x = 1,559,997,162.71
  5. Step 5: Solve for x
    x = 1,559,997,162.71/56,018.56
  6. Step 6: Final answer
    x = 27,847.86

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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.