Home / 56,022-84,047.40-19,086

Finding the Fourth Proportional to 56,022, 84,047.40 and 19,086

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Solution

The fourth proportional to 56,022, 84,047.40 and 19,086 is: 28,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,022 : 84,047.40 = 19,086 : x
  2. Step 2: Convert to fraction form
    56,022/84,047.40 = 19,086/x
  3. Step 3: Cross multiply
    56,022x = 84,047.40 × 19,086
  4. Step 4: Simplify right side
    56,022x = 1,604,128,676.40
  5. Step 5: Solve for x
    x = 1,604,128,676.40/56,022
  6. Step 6: Final answer
    x = 28,633.91

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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.