Home / 56,237.22-84,327.99-18,784.44

Finding the Fourth Proportional to 56,237.22, 84,327.99 and 18,784.44

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Solution

The fourth proportional to 56,237.22, 84,327.99 and 18,784.44 is: 28,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,237.22 : 84,327.99 = 18,784.44 : x
  2. Step 2: Convert to fraction form
    56,237.22/84,327.99 = 18,784.44/x
  3. Step 3: Cross multiply
    56,237.22x = 84,327.99 × 18,784.44
  4. Step 4: Simplify right side
    56,237.22x = 1,584,054,068.48
  5. Step 5: Solve for x
    x = 1,584,054,068.48/56,237.22
  6. Step 6: Final answer
    x = 28,167.36

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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.