Home / 56,038.44-84,067.64-18,600.72

Finding the Fourth Proportional to 56,038.44, 84,067.64 and 18,600.72

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Solution

The fourth proportional to 56,038.44, 84,067.64 and 18,600.72 is: 27,904.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,038.44 : 84,067.64 = 18,600.72 : x
  2. Step 2: Convert to fraction form
    56,038.44/84,067.64 = 18,600.72/x
  3. Step 3: Cross multiply
    56,038.44x = 84,067.64 × 18,600.72
  4. Step 4: Simplify right side
    56,038.44x = 1,563,718,539.70
  5. Step 5: Solve for x
    x = 1,563,718,539.70/56,038.44
  6. Step 6: Final answer
    x = 27,904.39

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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.