Home / 56,218.64-84,327.96-19,282.96

Finding the Fourth Proportional to 56,218.64, 84,327.96 and 19,282.96

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Solution

The fourth proportional to 56,218.64, 84,327.96 and 19,282.96 is: 28,924.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218.64 : 84,327.96 = 19,282.96 : x
  2. Step 2: Convert to fraction form
    56,218.64/84,327.96 = 19,282.96/x
  3. Step 3: Cross multiply
    56,218.64x = 84,327.96 × 19,282.96
  4. Step 4: Simplify right side
    56,218.64x = 1,626,092,679.56
  5. Step 5: Solve for x
    x = 1,626,092,679.56/56,218.64
  6. Step 6: Final answer
    x = 28,924.44

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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.